David advises on developing patent strategy and managing patent portfolio, for clients of all sizes in a diverse range on technical fields, including electronic circuitry, computer software, robotics, artificial intelligence, medical devices, audio/video media, electromechanical devices, and semiconductor fabrication processes. Based on his extensive experience, he has drafted and successfully prosecuted hundreds of U.S. and foreign patents.
David is also an expert in conducting pre-litigation analysis and counseling regarding infringement, validity, and product clearances of patents. He has prepared numerous validity, infringement and non-infringement opinions and represented clients in due diligence investigations. He has also counseled design around for clients’ products or services to minimize the risk of patent litigation against the clients.
David is a frequent lecturer on intellectual property issues at various programs and conferences targeted to the U.S. and Asian business community.
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Professional Achievements
- IAM Patent 1000 honored David for Patent Prosecution (2020)
- The Legal 500 recognized David for Patents: Prosecution (including re-examination and post-grant proceedings) (2020)
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Sample Patents
- U.S. Patent No. 7,336,058 – Multistage Low Dropout Voltage Regulation
- U.S. Patent No. 7,466,195 – Error Driven RF Power Amplifier Control with Increased Efficiency
- U.S. Patent No. 8,032,846 – Efficient Provisioning of Resources in Public Infrastructure for EDA Tasks
- U.S. Patent No. 8,407,065 – Wound Care Treatment Service Using Automatic Wound Dressing Fabricator
- U.S. Patent No. 8,877,300 – Atomic Layer Deposition Using Radicals of Gas Mixture
- U.S. Patent No. 9,185,152 – Bidirectional Communication on Live Multimedia Broadcasts
- U.S. Patent No. 9,189,745 – Temporal Memory Using Sparse Distributed Representation
- U.S. Patent No. 9,319,060 – Frequency Response Compensation in a Digital to Analog Converter
Representative Clients
- BinaryVR
- Gourmet Tech
- Ibiden
- Lattice Semiconductor
- LG Display
- Nautilus Hyosung
- Numenta
- Nexius Insight
- Oculus VR
- SK Planet
- Synopsys
- Vicis
Practices
“David regularly goes above and beyond the brief, and offers much more than outstanding substantive technical knowledge. He enables confident business decisions to be taken quickly and efficiently, and saves countless hours through his responsiveness and proactivity.”
Education & Admissions
J.D., cum laude
University of Illinois College of Law
M.S., Electronic Engineering
Hanyang Graduate School of Engineering
B.S., Mechanical Engineering
Seoul National University
Admitted to practice in California
Registered to practice before the U.S. Patent and Trademark Office and the Korean Intellectual Property Office