Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5311292 | Transmissivity measuring apparatus for a color separation prism | Tatsumi Sato | 1994-05-10 |
| 5307155 | Sample chamber for a spectro photometer | Katsumi Harada | 1994-04-26 |
| 5290649 | Electrophotographic photoreceptor comprising a photosensitive layer containing a naphthylhydrazone compound | Tetsumi Suzuki, Hitoshi Ono | 1994-03-01 |