Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4742824 | Oxygen tube support patch | Hugh W. Payton | 1988-05-10 |
| 4736741 | Nosepiece for administering supplemental oxygen | Hugh W. Payton | 1988-04-12 |
| 4577363 | Scraper ring for cleaning a hydraulic cylinder rod or shaft | — | 1986-03-25 |
| 4297123 | Method and apparatus for producing a nitrate fertilizer | Millard S. Smith | 1981-10-27 |
| 4255736 | Thermal protective switch | John R. Kelley | 1981-03-10 |
| 4219100 | Muffler for exhaust air or other gas | — | 1980-08-26 |