Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7374839 | Method and apparatus for dissolving crystals | — | 2008-05-20 |
| 5871198 | Low profile seat suspension | John M. Bostrom, Douglas P. Gennrich | 1999-02-16 |
| 5765802 | Low profile seat suspension | John M. Bostrom, Douglas P. Gennrich | 1998-06-16 |
| 5649719 | Linkage suspension system | Gareth Wallace, Tjong T. Lie, Michael J. Keeler, Michael Gottshalk, John E. Ramsey +2 more | 1997-07-22 |
| 5328005 | Valve in an air shock absorber | — | 1994-07-12 |
| 4871189 | Truck cab suspension system | — | 1989-10-03 |
| 4852744 | Tarpaulin corner protector | — | 1989-08-01 |