Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6341770 | Cutting board combination | — | 2002-01-29 |
| 5992907 | Lock and tilt latch for sliding windows | Cynthia L. Sheldon, Stephen O. Myers, Robbin J. Delaske | 1999-11-30 |
| 5901499 | Double-hung window locking system | Robbin J. Delaske, Stephen O. Myers | 1999-05-11 |
| 5778602 | Pick resistant window lock manual control | Douglas G. Johnson, Timothy T. Frenzen | 1998-07-14 |
| 5741031 | Concealed window lock with detachable handle and escutcheon | Leonard P. Bauman, Eric P. Heim, Peter E. Braun | 1998-04-21 |
| D390445 | Window lock handle and escutcheon | Douglas G. Johnson, Timothy T. Frenzen | 1998-02-10 |
| D389396 | Window lock handle and escutcheon | Douglas G. Johnson, Timothy T. Frenzen | 1998-01-20 |
| D388689 | Window lock handle and escutcheon | Leonard P. Bauman, Eric P. Heim, Peter E. Braun | 1998-01-06 |