Issued Patents All Time
Showing 51–60 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5227285 | Silver halide photographic material | Yasushi Hattori | 1993-07-13 |
| 5219718 | Silver halide photographic material | Takashi Naoi, Kunio Ishigaki | 1993-06-15 |
| H1016 | Silver halide photosensitive material | Tomokazu Yasuda, Takashi Naoi, Shigetoshi Ono | 1992-01-07 |
| 4994353 | Silver halide photographic material having polyester support with subbing layer | Takashi Naoi, Sumio Nishikawa | 1991-02-19 |
| 4916330 | Signal level transforming circuit | Takeshi Nakane | 1990-04-10 |
| 4784930 | Electrostatographic encapsulated toner | — | 1988-11-15 |
| 4761358 | Electrostatographic encapsulated toner | Noriyuki Hosoi | 1988-08-02 |
| 4474871 | Method for processing photographic material | Takashi Naoi, Sumitaka Tatsuta | 1984-10-02 |
| 4322757 | Servo control apparatus for adjusting the phase of a rotary head assembly to correct for errors which may occur due to changes in operating characteristics, while minimizing phase errors during edit operations | — | 1982-03-30 |
| 4259625 | Rotational direction indicating apparatus | Atsuo Matsuyama, Yutaka Moritake | 1981-03-31 |