Issued Patents All Time
Showing 76–100 of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5797814 | Retention device for sports racquets, especially for racquetball racquets | Richard Janes | 1998-08-25 |
| D394094 | Tennis racquet | Andre Terzaghi | 1998-05-05 |
| 5730526 | Method and apparatus for machine diagnosis | Barbara L. Jones, Robert D. Peck | 1998-03-24 |
| H1710 | Tennis racquets | — | 1998-02-03 |
| 5711720 | Decorative handle for implements such as sports racquets | Richard Janes | 1998-01-27 |
| 5649702 | Sports racquet with spin-enhancing cross-section | Richard Janes | 1997-07-22 |
| 5599019 | Handle pallet for implements such as sports racquets | Richard Janes | 1997-02-04 |
| 5562283 | Sports racquet having power ring | Richard Janes | 1996-10-08 |
| 5464210 | Long tennis racquet | Andre Terzaghi | 1995-11-07 |
| 5417418 | Monoshaft composite tennis racquet | Andre Terzaghi | 1995-05-23 |
| 5322279 | Double strung tennis racquet | Andre Terzaghi, Richard P. Hulock, William Harvie | 1994-06-21 |
| 5318297 | Golf club | Ken Stevens | 1994-06-07 |
| 5238247 | Mono-shaft sports racquet | — | 1993-08-24 |
| 5211397 | String vibration dampener for a tennis racquet | Kenneth A. Stevens | 1993-05-18 |
| 5176868 | Long fiber reinforced thermoplastic frame especially for a tennis racquet | — | 1993-01-05 |
| D326698 | Badminton racquet | — | 1992-06-02 |
| 5071124 | Badminton racquet | — | 1991-12-10 |
| 5037098 | Tennis racquet with tapered profile frame | — | 1991-08-06 |
| 5029859 | Protective bumper strip, especially for wide body tennis racquets | — | 1991-07-09 |
| D314028 | Bumper strip for tennis racquets | — | 1991-01-22 |
| 4891815 | Bulk avalanche semiconductor laser | Larry Ragle | 1990-01-02 |
| 4864119 | Bulk avalanche semiconductor switch using a mesa structure | Larry Ragle, Richard A. Williams | 1989-09-05 |
| 4828259 | Tennis racquet with double throat bridge | — | 1989-05-09 |
| 4782222 | Bulk avalanche semiconductor switch using partial light penetration and inducing field compression | Larry Ragle | 1988-11-01 |
| 4494011 | High voltage nanosecond pulse generator | — | 1985-01-15 |