Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5921700 | Handle to tool head transition piece | Robert L. Diekman | 1999-07-13 |
| D388669 | Elongated tool handle | Karen A. Richwine | 1998-01-06 |
| D388293 | Tool handle with hand grip | Karen A. Richwine | 1997-12-30 |