Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4942899 | Cartridge pressure regulator | James H. Larson | 1990-07-24 | $1,052,000 |
| 4843841 | Energy conserving refrigeration device | Richard Lewis | 1989-07-04 | |
| 4789131 | Pilot valve | — | 1988-12-06 | $801,000 |
| 4591096 | Centrifugal sprayer having interchangeable feed mechanism | Irving F. Snyder, Michael Itzin | 1986-05-27 | |
| 4263003 | Method of mixing liquids in closed containers | — | 1981-04-21 | $258,000 |