Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D351256 | Helmet | — | 1994-10-04 |
| D334250 | Motorcycle helmet | — | 1993-03-23 |
| D331645 | Helmet for forest fires and catastrophes | — | 1992-12-08 |
| D323225 | Helmet for security personnel | — | 1992-01-14 |
| D323042 | Fire fighter's helmet | — | 1992-01-07 |
| D311792 | Helmet | — | 1990-10-30 |
| 4817596 | Helmet for use with respirator mask | — | 1989-04-04 |
| D285741 | Combined helmet and mask | — | 1986-09-23 |