Issued Patents All Time
Showing 51–75 of 82 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5949471 | Apparatus and method for improved parental control of television use | Henry C. Yuen, Daniel S. Kwoh | 1999-09-07 |
| 5949492 | Apparatus and methods for accessing information relating to radio television programs | — | 1999-09-07 |
| 5921900 | Exercise apparatus for use with conventional chairs | — | 1999-07-13 |
| 5915026 | System and method for programming electronic devices from a remote site | — | 1999-06-22 |
| 5734786 | Apparatus and methods for deriving a television guide from audio signals | — | 1998-03-31 |
| 5703795 | Apparatus and methods for accessing information relating to radio and television programs | — | 1997-12-30 |
| 5690594 | Exercise apparatus for use with conventional chairs | — | 1997-11-25 |
| 5677895 | Apparatus and methods for setting timepieces | — | 1997-10-14 |
| 5640484 | Switch for automatic selection of television signal sources for delivery of television guide data | — | 1997-06-17 |
| 5633918 | Information distribution system | — | 1997-05-27 |
| 5581614 | Method for encrypting and embedding information in a video program | Yee Kong Ng | 1996-12-03 |
| 5577108 | Information distribution system with self-contained programmable automatic interface unit | — | 1996-11-19 |
| 5561849 | Apparatus and method for music and lyrics broadcasting | — | 1996-10-01 |
| 5559550 | Apparatus and methods for synchronizing a clock to a network clock | — | 1996-09-24 |
| 5552837 | Remote controller for scanning data and controlling a video system | — | 1996-09-03 |
| 5543929 | Television for controlling a video cassette recorder to access programs on a video cassette tape | Yee Kong Ng, Daniel S. Kwoh | 1996-08-06 |
| 5541738 | Electronic program guide | — | 1996-07-30 |
| 5526284 | Apparatus and methods for music and lyrics broadcasting | — | 1996-06-11 |
| 5523794 | Method and apparatus for portable storage and use of data transmitted by television signal | Henry C. Yuen | 1996-06-04 |
| 5515173 | System and method for automatically recording television programs in television systems with tuners external to video recorders | Henry C. Yuen | 1996-05-07 |
| 5512963 | Apparatus and methods for providing combining multiple video sources | — | 1996-04-30 |
| 5499103 | Apparatus for an electronic guide with video clips | — | 1996-03-12 |
| 5465240 | Apparatus and methods for displaying text in conjunction with recorded audio programs | — | 1995-11-07 |
| 5408686 | Apparatus and methods for music and lyrics broadcasting | — | 1995-04-18 |
| 5385733 | Topical preparation and method for suppression of skin eruptions caused by herpes simplex virus | — | 1995-01-31 |