Issued Patents All Time
Showing 201–213 of 213 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4495089 | Continuous process for the production of solvents for coal liquefaction | Hiroyuki Ihara, Michiro Matsubara, Fumio Kumata, Yoshitomo Sanami | 1985-01-22 |
| 4488806 | Shot arranging method in a divisional printing apparatus | Hiroshi Sato, Masao Kosugi | 1984-12-18 |
| 4479711 | Mask aligner | Masao Kosugi, Hiroshi Sato, Ichiro Ishiyama, Shuichi Yabu | 1984-10-30 |
| 4329417 | Silver halide photographic material and method of forming high contrast silver images | Toshio Nagatani, Takeshi Habu | 1982-05-11 |
| 4298610 | Ester derivatives of quinolopyran-4-one-2-carboxylic acids and antiallergic antasthmatics | Yasuhiro Morinaka | 1981-11-03 |
| 4285310 | Dual intake valve type internal combustion engine | Masaaki Takizawa, Noboru Matsubara | 1981-08-25 |
| 4268620 | Method of processing of light-sensitive silver halide photographic material | Tateshi Iytaka, Syunji Matsuo, Toshio Nagatani, Takeshi Habu | 1981-05-19 |
| 4258671 | Variable valve lift mechanism used in an internal combustion engine | Masaaki Takizawa, Noboru Matsubara | 1981-03-31 |
| 4247620 | Light-sensitive silver halide photographic material and method for processing the same | Toshio Nagatani, Takeshi Habu | 1981-01-27 |
| 4221864 | Light-sensitive silver halide photographic materials | Tateshi Iytaka, Syunji Matsuo, Toshio Nagatani, Takeshi Habu | 1980-09-09 |
| 4211835 | Light-sensitive silver halide photographic material and method of processing the same | Yoshio Nishina, Syunji Matsuo, Toshio Nagatani, Takeshi Habu | 1980-07-08 |
| 4206290 | Fire retardant resinous compositions | Haruhiko Yusa, Masanori Oota, Humio Akutsu | 1980-06-03 |
| 4192682 | Process of forming a high-contrast silver image | Yoshio Nishina, Syunji Matsuo, Toshio Nagatani, Takeshi Habu | 1980-03-11 |