- Registered patent lawyer focusing his practice on complex patent litigation and intellectual property transactions.
John Wittenzellner litigates and prosecutes patents in a variety of fields, including:
- Computer networking
- Internet technology
- Automotive safety devices
- Semiconductor manufacturing and design
- Microelectromechanical systems
Television, Satellite and Entertainment
- Representing a leading television manufacturer against patents concerning digital television transmission and processing (E.D. Tex.).
- Defending a leading entertainment company against patents concerning digital communications (E.D. Tex.).
- Representing a leading television manufacturer against patents concerning video processing, digital television transmission and content presentation (ITC).
- Defending a leading satellite-television provider against a patent concerning digital-video recording (D. Del.).