Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034371 | Thermal transfer image recording method and thermal transfer dye donating material | Seiiti Kubodera | 1991-07-23 |
| 5008232 | Thermal transfer dye donating material | Seiiti Kubodera | 1991-04-16 |
| 4987120 | Thermosensitive transfer material | Hisashi Mikoshiba, Seiiti Kubodera | 1991-01-22 |
| 4982270 | Video data transmitting system | Akio Aoki | 1991-01-01 |
| 4981837 | Heat-sensitive transfer material | Seiiti Kubodera | 1991-01-01 |
| 4975409 | Heat transfer dye providing material | Hisashi Mikoshiba, Seiiti Kubodera | 1990-12-04 |
| 4973573 | Thermal transfer dye-providing material | Seiiti Kubodera, Hisashi Mikoshiba | 1990-11-27 |
| 4929277 | Recording liquid | Takeo Sakai | 1990-05-29 |
| 4824485 | Recording liquid | Takeo Sakai | 1989-04-25 |
| 4761365 | Photographic light-sensitive materials containing specific magenta dyes to control photographic sensitivity | Minoru Sakai | 1988-08-02 |
| 4533622 | Photographic element for color diffusion transfer process containing hydroquinone sulfonates | Osamu Takahashi | 1985-08-06 |
| 4533626 | Photographic light-sensitive material with 4-(paranitrophenylazo)naphthol dyes | Shigetoshi Ono, Toru Harada, Hirohisa Suzuki, Shigeru Nakamura | 1985-08-06 |
| 4444866 | Photographic light-sensitive material with forced oxidized carbon black | Takeo Sakai, Shigetoshi Ono, Seiji Suzuki, Hirohisa Suzuki | 1984-04-24 |
| 4336327 | Silver halide emulsion containing yellow coupler | Momotoshi Tsuda | 1982-06-22 |
| 4326024 | Silver halide emulsion containing yellow-dye-forming coupler | Hidetoshi Kobayashi | 1982-04-20 |
| 4284714 | Method of forming a photographic image | Junkichi Ogawa, Minoru Yamada | 1981-08-18 |
| 4266019 | Silver halide photographic material containing yellow coupler | Hidetoshi Kobayashi, Kozo Inouye, Hideki Naito | 1981-05-05 |
| 4187110 | Silver halide photographic light-sensitive material | Morio Yagihara, Takeshi Hirose, Toshiaki Aono | 1980-02-05 |