Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5924497 | Power hand tool with rotatable handle | Jeffrey J. Spooner, William K. Wallace, Yutaka Kazamaki | 1999-07-20 |
| 5687802 | Power hand tool with rotatable handle | Jeffrey J. Spooner, William K. Wallace, Yutaka Kazamaki | 1997-11-18 |