Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6027180 | Manual empty/load device | James M. Zemyan, Roger V. Lewis | 2000-02-22 |
| 5303937 | Seal having a metallic insert | Howard D. Huss, Lawrence R. Streitman | 1994-04-19 |
| 5213749 | Method of forming a rubber seal having a metallic insert | Howard D. Huss, Lawrence R. Streitman | 1993-05-25 |