Issued Patents All Time
Showing 76–76 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4766056 | Light-sensitive material with compounds reactive with dye developers | Osamu Takahashi, Koichi Koyama | 1988-08-23 |
Showing 76–76 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4766056 | Light-sensitive material with compounds reactive with dye developers | Osamu Takahashi, Koichi Koyama | 1988-08-23 |