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Ryan S. Davidson
Partner
email ryan.davidson@ds-patent.com
read bio -
Adam D. Sheehan
Partner
email adam.sheehan@ds-patent.com
read bio -
Miriam L. Martinez
Partner
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Jamey Carter
Associate
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Andrew Millikin
Patent Agent
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U.J. Santiesteban
Associate
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Brice Turner
Associate
Ryan S. Davidson, Partner
With over thirteen years in the patent field, Ryan Davidson draws on his diverse experience both in private practice and as in-house counsel to provide exceptional client service, with an emphasis on patent procurement and patent licensing. Ryan began his career as a law clerk in the Washington, D.C. office of a large general practice firm, where he benefited from a breadth and diversity of patent-related projects, as well as from direct access to the U.S. Patent and Trademark Office. In the course of his practice, Ryan has worked with a wide variety of companies, including Advanced Micro Devices, AT&T, Conexant Systems, Dell, Freescale Semiconductor, General Electric, Motorola Mobility, Nortel Networks, and ViXS Systems. More recently, Ryan developed a keen understanding of the pressures and constraints often experienced by clients through his in-house role as senior patent counsel at Advanced Micro Devices (AMD), where he was responsible for development and management of AMD’s sizeable patent portfolio, including management of numerous outside counsel. As a principal at Davidson Sheehan LLP, Ryan brings this experience to bear though the delivery of high-quality work product with a focus on responsiveness to client needs.
AREAS OF EXPERIENCE:
- U.S. and international patent preparation and prosecution
- Patent portfolio management
- Patent licensing
- Non-infringement and invalidity opinions
- IP due diligence
TECHNOLOGIES:
- Computer architecture
- Memory architecture
- Graphics and video
- Telecommunications and networking
- Radio frequency (RF) and wireless design
- Analog, digital, and mixed signal circuits
- Human-machine interaction (HMI)
- Software and databases
- Medical devices
- Business processes
ADMISSIONS:
- State Bar of Texas
- United States Patent & Trademark Office
EDUCATION:
- J.D., The University of New Mexico School of Law
- B.S., Computer and Electrical Engineering, Texas A&M University
Adam D. Sheehan, Partner
Adam Sheehan has over seventeen years of experience in the patent field, both in patent procurement and patent enforcement. Early in his career, Adam represented large and sophisticated clients in patent infringement disputes, both in litigation in the federal courts and in alternative dispute forums. For over nine years Adam has brought these experiences to provide a unique perspective in patent procurement and patent licensing. Adam has represented a wide variety of companies, including Freescale Semiconductor, Advanced Micro Devices, AT&T, Samsung, Dell, GLOBALFOUNDRIES, NCsoft, and ViXS Systems. As a principal at Davidson Sheehan LLP, Adam’ s background in both patent procurement and patent enforcement helps the firm deliver high quality patent work coupled with excellent client service.
AREAS OF EXPERIENCE:
- U.S. and international patent preparation and prosecution
- Patent portfolio management
- Patent licensing
- Non-infringement and invalidity opinions
- IP due diligence
TECHNOLOGIES:
- Computer architecture
- Memory architecture
- Graphics and video
- Telecommunications and networking
- Radio frequency (RF) and wireless design
- Analog, digital, and mixed signal circuits
- Computer and video gaming
- Software and databases
ADMISSIONS:
- State Bar of Texas
- United States Patent & Trademark Office
EDUCATION:
- J.D., The University of Texas School of Law
- B.S. – Electrical Engineering, University of Texas at Austin
Jamey Carter, Associate
Jamey has more than a decade of experience in the patent field, serving in private practice for several large and medium intellectual property law firms. He has extensive experience in preparing and prosecuting patent applications for a broad range of complex technologies in the United States and worldwide and has counseled clients on all aspects of intellectual property, including in-kind and other licensing issues, freedom to operate, development of patent and trademark portfolio strategies, and advising startup clients on IP aspects of entity transfer and formation. In addition, he has developed and led seminars on patent-related case law for both IP and non-IP attorneys.
AREAS OF EXPERIENCE:
- U.S. and international patent and trademark preparation and prosecution
- Patent portfolio management
- Non-infringement and invalidity opinions
- IP due diligence
TECHNOLOGIES:
- Artificial Intelligence
- Memory architecture
- Telecommunications and networking
- Analog, digital, mixed, and hardened signal circuits
- Virtual Machine operations
- Gaming devices and systems
- Software and user interfaces
- Data security systems
- Radio frequency (RF) and wireless design
- Semiconductor fabrication
- Telemedicine
ADMISSIONS:
- Washington State Bar Association
- United States Patent & Trademark Office
EDUCATION:
- J.D. - The University of Oregon
- B.S. – Electrical and Electronic Engineering, Oregon State University
- B.A. – English Literature and Theater, Whitman College
U.J. Santiesteban, Associate
U.J. has over seven years of experience in the patent field with an emphasis on patent application preparation and prosecution. He has handled patent applications in a broad range of complex technologies including 4G and 5G technologies, autonomous driving systems, photovoltaic devices, semiconductor packaging, and chemistry. More recently, U.J. served as an attorney at an international patent law firm based in Germany, which broadened his knowledge of patent considerations in foreign jurisdictions and allowed him to directly interact with inventors and legal colleagues all over the world. He uses his experience to advise clients on developing and managing their global patent portfolios to maximize the value of their proprietary technologies.
AREAS OF EXPERIENCE:
- U.S. and international patent preparation and prosecution
TECHNOLOGIES:
- 4G and 5G
- Autonomous driving systems
- Photovoltaic devices
- Semiconductor packaging
- Chemistry
ADMISSIONS:
- State of Maryland
- United States Patent and Trademark Office
EDUCATION:
- J.D. – University of Maryland Fracis King Carey School of Law
- B.S. – Chemical Engineering, Lehigh University
Margo Livesay, Ph.D., Associate
Margo has more than twenty-four years of experience in the patent field, as well as experience covering more than sixteen years as a full-time university professor of Computer Science. Margo began her legal career as an associate in a large intellectual property boutique firm located in Crystal City, VA, where she gained valuable training in a wide variety of patent-related projects, both domestic and foreign. That firm’s proximity to the U.S. Patent and Trademark Office, located within a short walking distance from Margo’s office, provided readily available in-person access to examiners, on a daily basis. In the course of her practice, Margo has worked closely with inventors and counsel in many companies, including Ricoh, MCI/Verizon, Ericsson, Sun Microsystems, Oracle, Google, SAP, Broadcom, Microsoft, Open Text, Accenture, and Advanced Micro Devices. She has counseled clients on all aspects of intellectual property, including patent prosecution, patent appeals, patent litigation, patent infringement/non-infringement/invalidity, and due diligence. She has also given numerous Continuing Legal Education presentations covering a history of case law regarding the patent eligibility of software-related inventions.
AREAS OF EXPERIENCE:
- U.S. and international patent preparation and prosecution
- Patent portfolio management
- Non-infringement and invalidity opinions
- IP due diligence
TECHNOLOGIES:
- Telecommunications and networking
- Memory architecture
- Graphics and video
- Virtual reality
- Cloud computing
- Artificial Intelligence
- Neural networks
- Very large databases
- Complex data structures
- Optimization
- Systems architecture
- Operating systems
- e-commerce
- Imaging
- Software and user interfaces
- Computer and video gaming
- Coding technology
- Radio frequency (RF) and wireless design
- Underwater networking
- Encryption
- Securities
ADMISSIONS:
- State Bar of Texas
- District of Columbia Bar
- United States Patent and Trademark Office
- U.S. Supreme Court
- Court of Appeals for the Federal Circuit
EDUCATION:
- J.D. – The University of Texas at Austin School of Law
- Ph.D. – Computer Science and Engineering, The University of Texas at Arlington
- M.S. – Computer Science and Engineering, The University of Texas at Arlington
- M.A.T. – Mathematics, Texas Christian University
- B.A. – Mathematics, The University of Texas at Austin
Miriam L. Martinez, Partner
Mira Martinez has over fourteen years of experience in the patent field, and an additional four years of experience as a law clerk to a federal district court judge. Mira has litigated patents for some of the world’s largest and most sophisticated corporations, including Samsung, Sony, Lenovo, AMD, and Bosch. During her clerkship, Mira experienced litigation from the perspective of a court, both at the district court and appellate levels. More recently, Mira served as patent counsel to a publicly-traded patent licensing company, which deepened her understanding of the business aspects of patent licensing and enforcement. Mira’s extensive background enables her to produce a high quality work product and deliver exceptional client service.
AREAS OF EXPERIENCE:
- U.S. and international patent preparation and prosecution
- Patent portfolio management
- Patent licensing
- Non-infringement and invalidity opinions
- IP due diligence
TECHNOLOGIES:
- Memory architecture
- Graphics and video
- Telecommunications and networking
- Analog, digital, and mixed signal circuits
ADMISSIONS:
- State Bar of Texas
- State Bar of New York
- U.S. District Court for the Eastern District of Texas
- U.S. District Court for the Southern District of New York
- United States Patent and Trademark Office
EDUCATION:
- J.D. – The University of Texas School of Law
- B.S. – Physics, University of Texas at Austin
Andrew Millikin, Patent Agent
Andrew Millikin is a registered patent agent with nearly a decade of experience in preparing and prosecuting domestic and foreign patent applications. Andrew's core technical experience is in the fields of computer and electrical engineering. Prior to working as a patent agent, Andrew spent six years as a patent examiner at the US Patent & Trademark Office. Andrew uses his first-hand experience and insider knowledge of the patent process to clients’ full advantage.
AREAS OF EXPERIENCE:
- U.S. and international patent and trademark preparation and prosecution
TECHNOLOGIES:
- Software and user interfaces
- Artificial intelligence
- Digital signal processing
- Analog and digital circuits
- Microelectronic circuit design
- Acoustics and sound synthesis
- Gaming devices and systems
- Business processes
ADMISSIONS:
- United States Patent and Trademark Office
EDUCATION:
- B.S. – Electrical Engineering, Virginia Polytechnic Institute and State University
R. Brice Turner, Associate
Brice has more than six years of experience in the patent field working on patent procurement and post-grant proceedings. Brice has counseled corporate and institutional clients to obtain and defend patents across of a range of complex electric and mechanical technologies domestically and abroad. He has advised clients on sophisticated patent issues such as standard-essential patents, inter-partes review, and portfolio strategies. Brice has worked with a wide variety of clients, from international companies to university spinouts, to develop patent portfolios that best further their business goals.
AREAS OF EXPERIENCE:
- U.S. and international patent preparation and prosecution
- Post-grant review proceedings
- Patent portfolio management
- IP due diligence
TECHNOLOGIES:
- Telecommunications and networking
- Graphics and video
- Machine learning
- Analog, digital, and mixed signal circuits
- Software and databases
- Digital healthcare
- Power systems
- Sensor systems
ADMISSIONS:
- State Bar of New Hampshire
- United States Patent & Trademark Office
EDUCATION:
- J.D. - Suffolk University Law School
- B.S. – Electrical Engineering, Northeastern University