Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5041667 | Process for producing chlorophenylhydrazine compounds | Mitsuto Fujiwhara | 1991-08-20 |
| 4960686 | Silver halide photographic light-sensitive material containing oxonol dye | Yasuhiko Kawashima, Shinri Tanaka, Nobuaki Kagawa | 1990-10-02 |
| 4801955 | Ink jet printer | Masayoshi Miura, Kenji Akami, Gen Oda, Hiroshi Naito | 1989-01-31 |
| 4801954 | Ink jet printer | Masayoshi Miura, Kenji Akami, Gen Oda, Hiroshi Naito | 1989-01-31 |
| 4764780 | Ink ejection recording apparatus having means for equalizing the static ink pressures of a plurality of ink nozzles arranged at different heights | Kiyoshi Yamamori, Shigeyoshi Hasegawa, Yuuji Mogi, Sadashi Higuchi | 1988-08-16 |
| 4746938 | Ink jet recording apparatus with head washing device | Kiyoshi Yamamori, Yuuji Mogi, Shigeyoshi Hasegawa, Sadashi Higuchi | 1988-05-24 |
| 4728392 | Ink jet printer and method for fabricating a nozzle member | Masayoshi Miura, Kenji Akami, Gen Oda, Hiroshi Naito | 1988-03-01 |
| 4527175 | Ink supply system for nonimpact printers | Masayoshi Miura, Gen Oda | 1985-07-02 |
| 4356258 | Silver halide color photographic material containing yellow coupler | Tugumoto Usui, Katsunori Kato | 1982-10-26 |
| 4314023 | Photographic silver halide materials containing yellow coupler | Hiroyuki Imamura, Mitsuto Fujiwhara, Wataru Fujimatsu, Takaya Endo | 1982-02-02 |
| 4304845 | Silver halide photographic materials containing photographic yellow coupler | Wataru Fujimatsu, Shui Sato, Shigemasa Itoh, Takaya Endo | 1981-12-08 |
| 4289847 | Method of forming dye image | Wataru Ishikawa, Mitsuto Fujiwhara, Takaya Endo, Katsunori Kato | 1981-09-15 |
| 4275148 | Light-sensitive silver halide color photographic materials | Mitsuto Fujiwhara, Takaya Endo, Akio Iijima | 1981-06-23 |
| 4189321 | Process for forming magenta dye images | Mitsuto Fujiwhara, Takaya Endo, Osamu Ezawa | 1980-02-19 |