Patents per Year
Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8622444 | Door latch mechanism | — | 2014-01-07 | |
| 7950703 | Door latch mechanism | — | 2011-05-31 | |
| D603244 | Door latch handle | — | 2009-11-03 | |
| D600531 | Door latch handle | — | 2009-09-22 | |
| D592486 | Door latch handle | — | 2009-05-19 | |
| D584594 | Door latch handle | — | 2009-01-13 | |
| 6993801 | Variable ramp assemblies and system therefor | Charles Heitmeyer | 2006-02-07 | |
| D502641 | Handle for a door latch | — | 2005-03-08 | |
| 4629228 | Push-pull door latch | Bruce W. Mitton | 1986-12-16 | $910,000 |
| 4610129 | Lawn mower blade with variable depth thatching device | Robert M. Bolger | 1986-09-09 | $996,000 |