Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4422650 | Flexible seal assembly | Harold L. Reinsma, Michael A. Roussin | 1983-12-27 |
| 4382634 | Material fracturing apparatus | Lawrence E. Fox, Harold L. Reinsma | 1983-05-10 |
| 4379595 | Ripper with offset impacting means and slotted shank | Michael A. Roussin, Steven D. Jones | 1983-04-12 |
| 4345772 | Constant strain boot seal | Lawrence E. Fox, Harold L. Reinsma | 1982-08-24 |