Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681324 | Surgical tissue retrieval instrument | Gene W. Kammerer, Royce Frederick, Edd Walker | 1997-10-28 |
| 5480404 | Surgical tissue retrieval instrument | Gene W. Kammerer, Royce Frederick, Edd Walker | 1996-01-02 |
| 5330491 | Endoscopic suturing device | Edward Walker, Royce L. Ferderick, C. Ray Britt, Gene W. Kammerer | 1994-07-19 |
| 4961612 | Dishcloth hanger cabinet | — | 1990-10-09 |