Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6782558 | Lightweight wrestler headgear | James C. Keen | 2004-08-31 |
| D476450 | Wrestler headgear pad | James C. Keen | 2003-06-24 |
| D469928 | Wrestler headgear | James C. Keen | 2003-02-04 |
| 5881393 | Headgear for wrestlers | — | 1999-03-16 |
| D378250 | Detachable toothbrush head and handle unit | — | 1997-03-04 |
| 5500951 | Shock absorbing strap cover | — | 1996-03-26 |
| 5228143 | Athletic ear guard assembly with removable ear pad | — | 1993-07-20 |
| 4821345 | Athletic ear guard assembly | — | 1989-04-18 |
| 4551861 | Wrestling helmet ear pads | — | 1985-11-12 |
| 4451083 | Bicycle saddle cover pad | — | 1984-05-29 |
| 4276670 | Swimmer's floatation aid | Barbara L. Marchello | 1981-07-07 |
| 4273119 | Breathing mask for horses | — | 1981-06-16 |