Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5119607 | Cover assembly for guy wires | Frederick A. Horning, David Prevost, David M. Gray | 1992-06-09 |
| 4991536 | Marker for buried objects | — | 1991-02-12 |
| 4393925 | Stove pipe heat extractor | Kenneth J. Jacobsen | 1983-07-19 |
| 4391401 | Surgical staplers and staple | — | 1983-07-05 |
| 4340143 | Hydraulic bean cleaning process and apparatus | Jerry J. Trout | 1982-07-20 |
| 4272002 | Internal surgical stapler | — | 1981-06-09 |
| 4256251 | Surgical staplers and staple | — | 1981-03-17 |
| 4187590 | Elastic fastener | Richard D. Harris, Franklin G. Smith | 1980-02-12 |