Jonathan A. David is a partner in the firm. He concentrates his practice in patent litigation, with emphasis in electrical engineering technologies, including most recently cases involving cellular telephone communications technology and consumer electronics.

More specifically, he has been involved in litigating patent cases relating to:

• cellular phone transmission standards (GSM, CDMA, W-CDMA)
• digital cameras and camera phones (27 different Sony and Kodak camera-related patents)
• computer memory systems and processor message routing
• rapid prototyping (RP) machines
• electronic program guides (EPGs) for satellite and cable TV set top boxes
• cellular phone features (phone locking)
• e-commerce via phone systems and websites
• electronic article surveillance (EAS) devices

Notably, he was part of the trial team for Sony in the largest patent case ever brought, involving a total of 58 patents against Eastman Kodak Company. Representing Sony Corporation and Sony Ericsson Mobile Communications, a successful settlement was secured for Sony after several years of extensive negotiation and litigation, including a Markman hearing in New York federal court involving 27 patents covering digital cameras and other electronics. At the Markman hearing, he presented oral argument for claim constructions on seven of Sony's digital camera-related patents.

His litigation experience also includes medical technology (immunoassays and medical gas), and he has litigated numerous unfair competition actions involving "As Seen On TV" products, successfully obtaining multiple injunctions and TROs against knock-off product, and trademark counterfeiting.

His patent prosecution and opinion practice concentrates in electronics, computers, communications, software, business methods and Internet-related technologies. He has been involved in patent studies concerning cell phones, digital cameras, wireless roaming network selection, IPTV (Internet Protocol Television), radio broadcasting of data, data encryption, EPGs, and automated decision making software.

He is the author of "Are Business Method Initiatives Being 'Given the Business", N.J.L.J. (July 2005) and was also a noted speaker on the topic of the Internet and intellectual property infringement presented by the New Jersey State Bar Association.

He is a member of the New Jersey, New York and Pennsylvania Bars and is admitted to practice before the United States Patent and Trademark Office.