Issued Patents All Time
Showing 76–100 of 102 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D366698 | Combined pre-filled cartridge-needle unit and holder | Mark Stiehl, William A. Bergstresser, Raymond P. Chapman, Berle A. Dale, Richard J. Felts +1 more | 1996-01-30 |
| 5447500 | Collar and cartridge-needle unit assembly | William A. Bergstresser, Mark Stiehl | 1995-09-05 |
| 5379907 | Stopper for medication container | Ronald B. Vacek, Rafael DeJesus | 1995-01-10 |
| 5368578 | Hypodermic syringe holder | Roger G. Covington, Karen A. Malburne, Douglas C. Mehl | 1994-11-29 |
| 5337971 | Torque transmission clutch for film spool | — | 1994-08-16 |
| 5305042 | Film cassette | Christopher T. Mattson, Russell J. Butler, Christopher P. McCormick | 1994-04-19 |
| 5295635 | Spool to film attachment | Russell J. Butler, Christopher P. McCormick | 1994-03-22 |
| 5251840 | Film cassette with non-protruding film leader | — | 1993-10-12 |
| 5178340 | Film cassette with cooperating stripper and light-lock | — | 1993-01-12 |
| 5083720 | Film cassette with cooperating stripper and light-lock | Christopher P. McCormick, Mark D. Fraser | 1992-01-28 |
| 5046681 | Film cassette | — | 1991-09-10 |
| 5046680 | Film cassette | Christopher P. McCormick | 1991-09-10 |
| 5046682 | Film cassette | — | 1991-09-10 |
| 5004176 | Film cassette | — | 1991-04-02 |
| 4948063 | Film cassette | — | 1990-08-14 |
| 4903286 | Cover latch mechanism for a photographic cassette | Bruce R. Muller, Roger G. Covington, Evan P. Carmichael | 1990-02-20 |
| 4899948 | Film cassette | Christopher T. Mattson | 1990-02-13 |
| 4887776 | Film cassette | Bradley S. Bush | 1989-12-19 |
| 4887113 | Film cassette and method of assembling the same | — | 1989-12-12 |
| 4887112 | Film cassette | Jeffrey C. Robertson, Mark D. Fraser | 1989-12-12 |
| 4883235 | Film cassette | — | 1989-11-28 |
| 4883236 | Film cassette | Patricia D. Fairman | 1989-11-28 |
| 4813063 | Photographic cassette | Even P. Carmichael, Roger G. Covington, Bruce R. Muller | 1989-03-14 |
| 4807271 | Film sheet presence indicating mechanism for a photographic cassette | Roger G. Covington, Bruce R. Muller, Evan P. Carmichael | 1989-02-21 |
| 4763346 | Photographic cassette and method of dispensing | Bruce R. Muller | 1988-08-09 |