Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623917 | Silver halide photographic emulsion | Katsuhiko Suzuki, Sadayasu Ishikawa | 2003-09-23 |
| 6558891 | Silver halide emulsion | Katsuhiko Heki | 2003-05-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6623917 | Silver halide photographic emulsion | Katsuhiko Suzuki, Sadayasu Ishikawa | 2003-09-23 |
| 6558891 | Silver halide emulsion | Katsuhiko Heki | 2003-05-06 |