Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5554126 | Multiple purpose protective hypodermic needle cap | — | 1996-09-10 |
| 4509549 | Hydraulic powered gate valve | Merton G. Cooper, William R. Kerns, Gary A. Koschnick | 1985-04-09 |