Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479225 | Chromogenic sepia silver halide print material | Kurt M. Schroeder, Michael R. Roberts | 2002-11-12 |
| 6261747 | Black-and-white sepia toning kit and method for its use | Hugh G. McGuckin, John S. Badger | 2001-07-17 |
| 5881332 | Film supply and film take-up magazine | — | 1999-03-09 |