Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5774904 | Automatic toilet seat cover closing device | — | 1998-07-07 |
| 5575225 | Air-powered apparatus for filling grain drills and method of using same | David R. Smith, Robert Kepple | 1996-11-19 |
| 4977922 | Reversible poppet valve cartridge with single piece stem | — | 1990-12-18 |