Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8434426 | Pet toilet | Matthew Livingston Smith | 2013-05-07 |
| 6098404 | Liquid/vapor cycle | — | 2000-08-08 |
| 4391668 | Mixed oxide oxygen electrode | — | 1983-07-05 |
| 4368852 | Combination spray gun and pressure regulator | William J. Sharp, Harold D. Beam | 1983-01-18 |
| 4226920 | Expanded zinc electrode for dry cells | — | 1980-10-07 |
| 4221846 | Battery separator | James A. Wheat | 1980-09-09 |
| 4184009 | Buoyant metal/air battery | — | 1980-01-15 |