Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6422736 | Scalable impeller apparatus for preparing silver halide grains | Michael G. Antoniades, Harold G. Judd, Katrin Parsiegla, Benjamin Teh-Kung Chen, Donald R. Irwin +3 more | 2002-07-23 |
| 5709989 | Process for making high chloride tabular grain emulsion using multiple stream addition of iodide | Rajesh V. Mehta, Donald R. Irwin | 1998-01-20 |
| 5464727 | Cleaning of emulsion manufacturing apparatus | — | 1995-11-07 |