Issued Patents All Time
Showing 51–74 of 74 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5234175 | Film cartridge with film related indicator | — | 1993-08-10 |
| 5229803 | Film cassette and associated camera device | Stephen H. Miller | 1993-07-20 |
| 5229804 | Film assemblage | — | 1993-07-20 |
| 5122820 | Camera apparatus and method for detecting film speed indication | Stephen H. Miller | 1992-06-16 |
| 5112003 | Film cassette with shutter light-lock | Roger G. Covington | 1992-05-12 |
| 5111229 | Film cassette with tri-lobe spool | — | 1992-05-05 |
| 5106030 | Film cassette with exposure status indicator | Stephen H. Miller, Thomas D. Jensen | 1992-04-21 |
| 5079579 | Camera apparatus for use with film cassette having locking means for exposure status indicator | Robert P. Cloutier, Patricia Dwyer | 1992-01-07 |
| 5064134 | Film cassette with film exposure status indicator | Stephen H. Miller | 1991-11-12 |
| 5049913 | Film cassette with locking means for exposure status indicator | Stephen H. Miller, Thomas D. Jensen | 1991-09-17 |
| 5049912 | Film cassette with locking means for exposure status indicator | Robert P. Cloutier | 1991-09-17 |
| 5047794 | Film cassette with lock-out means for preventing load of exposed film | Stephen H. Miller, Thomas D. Jensen | 1991-09-10 |
| 5032861 | Film cassette with lock-out means for preventing load of exposed film | — | 1991-07-16 |
| 5025274 | Film cassette with built-in support for optical sensor to read film information | — | 1991-06-18 |
| 5023642 | Sensor apparatus to read film information | — | 1991-06-11 |
| 5021816 | Camera apparatus for use with film cassette having film exposure status indicator | Stephen H. Miller | 1991-06-04 |
| 5005035 | Camera operating mechanism | — | 1991-04-02 |
| 5003334 | Film cassette with film exposure status indicator | Stephen H. Miller | 1991-03-26 |
| 4996546 | Camera apparatus for magnetically recording on film | Robert P. Cloutier | 1991-02-26 |
| 4987437 | Film cassette with film exposure status indicator | Stephen H. Miller | 1991-01-22 |
| 4982909 | Film cartridge and method of assembling the same | — | 1991-01-08 |
| 4978985 | Film cassette having film-exposure status indicator | David C. Smart, Robert P. Cloutier, Duane B. Kirk | 1990-12-18 |
| 4914462 | Metering defeat mechanism | — | 1990-04-03 |
| 4655573 | Film winding error prevention apparatus | Frederick W. Harvey | 1987-04-07 |