Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4752718 | High intensity discharge lamp with integral means for arc extinguishing | Lawrence Sheinberg | 1988-06-21 |
| 4691933 | Wheelchair parking brake | — | 1987-09-08 |
| 4217522 | Mechanical safety switch for high intensity discharge lamps | — | 1980-08-12 |
| 4208614 | High intensity discharge lamp with integral means for arc extinguishing | Lawrence Sheinberg | 1980-06-17 |