Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34737 | Dye transfer sheet for sublimation heat-sensitive transfer recording | Toshio Niwa, Yukichi Murata | 1994-09-20 |
| 5330542 | Dye-incorporated composition | Satoru Imamura, Kazuo Mitsuhashi, Takako Tsukahara | 1994-07-19 |
| 5298608 | Metal chelate of a monoazo compound and optical recording medium using it | Tetsuo Murayama, Chiyoko Fukabori, Takumi Nagao | 1994-03-29 |