Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4623068 | Nipple assembly | John M. Brown, Donald W. Herritz, Leland D. Westmas | 1986-11-18 |
| D278311 | Combined hood and collar | John M. Brown, Donald W. Herritz, Leland D. Westmas | 1985-04-09 |