Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5472833 | Silver halide photographic film utilizing cellulose triacetate support with two antistatic layers | Charles T. Havens, Alfred B. Fant, Raymond T. Jones | 1995-12-05 |
| 5379695 | Apparatus and method for removing contaminants from rollers | Theodore R. Czlonka, Jr. | 1995-01-10 |
| 5314647 | Method of making cellulose ester photographic film base | — | 1994-05-24 |
| 5254449 | Photographic element containing thinb transparent magnetic recording layer and method for the preparation thereof | Robert O. James | 1993-10-19 |
| 4992491 | Cellulose ester-copolyester ether blends | — | 1991-02-12 |