Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D310581 | Nail file | — | 1990-09-11 |
| 4910636 | Static electricity dissipator | Bruce A. Kaiser | 1990-03-20 |
| 4867133 | Solar collector method and apparatus | — | 1989-09-19 |
| D296518 | Combined sharpening and deburring tool | — | 1988-07-05 |
| 4718404 | Solar collector apparatus and method | — | 1988-01-12 |
| 4469196 | Fire escape device | — | 1984-09-04 |
| D274134 | Strength meter | — | 1984-06-05 |
| 4383959 | Solar heater | — | 1983-05-17 |
| D263568 | Strength meter | — | 1982-03-30 |
| 4307495 | Hose clamp | — | 1981-12-29 |