Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6786612 | Turning mirror | — | 2004-09-07 |
| 5681223 | Training video method and display | — | 1997-10-28 |
| RE35556 | Teleporter | — | 1997-07-08 |
| 5075993 | Color display apparatus | — | 1991-12-31 |
| 5041044 | Teleporter | — | 1991-08-20 |
| 4971312 | Illusion apparatus | — | 1990-11-20 |
| 4757626 | Display apparatus | — | 1988-07-19 |
| 4621443 | Digital screen display apparatus | — | 1986-11-11 |
| RE31793 | Window shade roller assembly | Joel Berman | 1985-01-08 |
| 4323105 | Window shade roller assembly | Joel Berman | 1982-04-06 |
| 4223714 | Window shade roller assembly | Joel Berman | 1980-09-23 |