Issued Patents All Time
Showing 51–59 of 59 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5796827 | System and method for near-field human-body coupling for encrypted communication with identification cards | Don Coppersmith, Prabhakar Raghavan | 1998-08-18 |
| 5563358 | Music training apparatus | — | 1996-10-08 |
| 5488196 | Electronic musical re-performance and editing system | Samuel P. Wantman | 1996-01-30 |
| 5287789 | Music training apparatus | — | 1994-02-22 |
| 5103085 | Photoelectric proximity detector and switch | — | 1992-04-07 |
| 5097252 | Motion sensor which produces an asymmetrical signal in response to symmetrical movement | Young Harvill, Jean-Jacques Grimaud | 1992-03-17 |
| 4988981 | Computer data entry and manipulation apparatus and method | Jaron Lanier | 1991-01-29 |
| 4937444 | Optical flex sensor | — | 1990-06-26 |
| 4542291 | Optical flex sensor | — | 1985-09-17 |