Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6655697 | Piston oil ring having land flanked by concave sidewalls | Stephane Heraud | 2003-12-02 |
| D451388 | Trigger sprayer | — | 2001-12-04 |
| D428811 | Nozzle | — | 2000-08-01 |
| D417151 | Cushion grip handle | — | 1999-11-30 |
| 5131572 | Jug and dispensing valve | — | 1992-07-21 |
| 4940150 | Modular storage rack | — | 1990-07-10 |
| 4606477 | Portable pressure sprayer | William C. Ramsey | 1986-08-19 |
| 4537334 | Portable pressure sprayer | William C. Ramsey | 1985-08-27 |