Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5357307 | Apparatus for processing photosensitive material | Thomas W. Glanville, Douglas O. Hall, Jan M. Munson, David G. Sherburne | 1994-10-18 |
| 5335039 | Apparatus for processing photosensitive material | Douglas O. Hall, David G. Sherburne, Thomas W. Glanville | 1994-08-02 |
| 5302996 | Apparatus for processing photosensitive material | Douglas O. Hall, David G. Sherburne | 1994-04-12 |
| 5196878 | Processor for photosensitive material | David G. Sherburne, Douglas O. Hall | 1993-03-23 |
| 5093678 | Processor with laminar fluid flow wick | Douglas O. Hall | 1992-03-03 |
| 5059997 | Apparatus for processing photosensitive material | Douglas O. Hall | 1991-10-22 |
| 4994840 | Apparatus for processing photosensitive material | Douglas O. Hall | 1991-02-19 |
| 4989028 | Apparatus for processing light sensitive material | Douglas O. Hall, Lee F. Frank | 1991-01-29 |
| 4980903 | Photographic cassette | Mansour Messalti | 1990-12-25 |
| 4903286 | Cover latch mechanism for a photographic cassette | John J. Niedospial, Jr., Roger G. Covington, Evan P. Carmichael | 1990-02-20 |
| 4813063 | Photographic cassette | Even P. Carmichael, John J. Niedospial, Jr., Roger G. Covington | 1989-03-14 |
| 4807271 | Film sheet presence indicating mechanism for a photographic cassette | Roger G. Covington, Evan P. Carmichael, John J. Niedospial, Jr. | 1989-02-21 |
| 4763346 | Photographic cassette and method of dispensing | John J. Niedospial, Jr. | 1988-08-09 |