Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5873284 | Control for portable power tool | Frank R. Potucek, William Kalnins | 1999-02-23 |
| 5867910 | Control for portable power tool | Lawrence N. Will, William Kalnins | 1999-02-09 |
| 5099580 | Power saw structure | Sigeru Sato | 1992-03-31 |