Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5180105 | Snow making apparatus | — | 1993-01-19 | |
| 4497362 | Regenerative room air exchanger | — | 1985-02-05 | $6,523,000 |
| 4437546 | Fire escape device | Gerald P. Marinoff | 1984-03-20 | |
| 4370766 | Panel bed and counterbalancing mechanism for panel bed | — | 1983-02-01 | |
| 4366586 | Ottoman roll latch mechanism | — | 1983-01-04 | |
| 4353141 | Power toothbrush | Arthur T. Sempliner | 1982-10-12 |