Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4774597 | Quadrature head dual channel VCR | — | 1988-09-27 |
| 4764444 | Transfer element with mosaic pattern of heat transferable dyes | Michael J. Simons, Roland G. Willis | 1988-08-16 |
| 4743109 | Slide projector with automatic slide warpage compensation | — | 1988-05-10 |
| 4721973 | Camera with film take-up confirming mechanism | — | 1988-01-26 |
| 4707102 | Film speed setting reminder mechanism | — | 1987-11-17 |
| 4678299 | Camera device for encoding conventional film cartridge | — | 1987-07-07 |
| 4668064 | Camera apparatus for preventing vertical flash exposures with flash unit below taking lens | — | 1987-05-26 |
| 4652104 | Pseudo format camera with zoom finder | — | 1987-03-24 |
| 4650304 | Pseudo format camera and special film cartridge | — | 1987-03-17 |
| 4639111 | Pseudo format camera with exposure control | — | 1987-01-27 |
| 4600286 | Camera with film take-up spool | — | 1986-07-15 |
| 4597653 | Roll film holders and multi-format camera | Neil G. Seely | 1986-07-01 |
| 4597654 | Coded roll film holder and code responsive camera | Neil G. Seely | 1986-07-01 |
| 4583831 | Pseudo telephoto--pseudo panoramic camera | — | 1986-04-22 |
| 4540265 | Energy-saving electronic flash apparatus | — | 1985-09-10 |
| 4515457 | Exposure control mechanism | — | 1985-05-07 |
| 4506304 | Apparatus for transferring pre-recorded image signal information from one recording medium to a master recording medium | — | 1985-03-19 |
| 4470684 | Energy efficient charging apparatus for an electronic flash | — | 1984-09-11 |
| 4459005 | Flash exposure control apparatus for a fixed-focus camera | — | 1984-07-10 |
| 4415245 | Movable infrared filter for an auto ranging camera | — | 1983-11-15 |
| 4397535 | Film threading apparatus | — | 1983-08-09 |
| 4339193 | Camera door and body construction | — | 1982-07-13 |
| 4334753 | Camera with film thread indicating mechanism | — | 1982-06-15 |
| 4324469 | Camera adapted to faciliate removal and reuse of partially exposed film cassettes | — | 1982-04-13 |
| 4314751 | Take-up spool advancing mechanism for a photographic camera | — | 1982-02-09 |