Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11365829 | Flow control valve | Donal R. Chapin, Christopher J. Webber | 2022-06-21 |
| 5326167 | Laboratory flask stirrer assembly attachable with a nut and bolt | Howard Hayman | 1994-07-05 |