Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5298389 | Dry gelatin addition to an emulsion/dispersion mixture | Steven D. Possanza, Lawrence D. Meston, Edgar P. Lougheed | 1994-03-29 |
| 5277691 | Vacuum degassing process | Errol S. Francis, Eric L. Dillenbeck, Lawrence D. Meston, Walter Johannes | 1994-01-11 |
| 5269836 | Passive inline membrane degasser and liquefier | Walter Johannes, Daniel J. Wooster | 1993-12-14 |
| 5191910 | Method and apparatus for continuous liquefaction of gelled photographic materials | James K. Toner, Daniel J. Wooster | 1993-03-09 |
| 5190515 | Vacuum degassing apparatus | Errol S. Francis, Eric L. Dillenbeck, Lawrence D. Meston, Walter Johannes | 1993-03-02 |