Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669119 | Cord lanyard | — | 1997-09-23 |
| 5495820 | Whistle with tone changing rotator | — | 1996-03-05 |
| 5251569 | Multiple tone whistle | — | 1993-10-12 |
| 5092018 | Lanyard construction | — | 1992-03-03 |
| 5027477 | Break away lanyard | — | 1991-07-02 |
| 4790646 | Eyeglass holder | — | 1988-12-13 |
| 4359961 | Plastic whistle | — | 1982-11-23 |