Issued Patents All Time
Showing 101–116 of 116 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871245 | Surgical microscope | Tomonori Ishikawa, Takashi Fukaya, Toshiyuki Tsunoda | 1989-10-03 |
| 4847613 | Data transfer apparatus | Tutomu Sakurai, Keishiro Ota, Saburo Kubota, Masanobu Miyata | 1989-07-11 |
| 4802749 | Surgical microscope | Takayoshi Togino, Yutaka Takabayashi, Takashi Nagano, Takashi Fukaya, Kazuyuki Minami +1 more | 1989-02-07 |
| 4798451 | Binocular tube whose angle of inclination is adjustable | — | 1989-01-17 |
| 4794855 | Continuous press machine | Kiyonori Okajima, Jugoro Saito | 1989-01-03 |
| 4786162 | Retinal camera | Kazuyuki Minami | 1988-11-22 |
| 4763968 | Surgical microscope | Kazuyuki Minami, Takashi Nagano, Takashi Fukaya, Yutaka Takabayashi, Takayoshi Togino | 1988-08-16 |
| 4709009 | Method for the production of reformed p-vinylphenol polymers which are lightened in color | Tadashi Matsumoto, Masaaki Sekiya | 1987-11-24 |
| 4562813 | Knock control system | Terumi Okado, Seiji Suda, Noboru Sugiura, Takashi Yoshinari, Hitoshi Minorikawa +1 more | 1986-01-07 |
| 4517349 | Process for the production of p-vinyl phenol polymer | Hatsutaro Yamazaki, Kazuo Ozawa | 1985-05-14 |
| 4503271 | Process for the production of para-vinyl phenol by dehydrogenation of para-ethyl phenol | Hatsutaro Yamazaki, Kazuo Ozawa | 1985-03-05 |
| 4429970 | Illuminating light amount controllable retinal camera | — | 1984-02-07 |
| 4373796 | Film end detector for use in automatic film winding camera | Tsuyoshi Matsuura, Mamoru Aihara, Yutaka Takahashi, Yoshio Nakajima | 1983-02-15 |
| 4325338 | Pressure-responsive ignition timing controller for a supercharged internal combustion engine | Kazutoshi Kobayashi, Shinichi Miyo | 1982-04-20 |
| 4243581 | Stabilized polypropylene composition | Motonobu Minagawa, Mitsuo Akutsu, Masayuki Kashiki | 1981-01-06 |
| 4221700 | Stabilized polymer composition | Motomobu Minagawa, Mitsuo Akutsu, Masayuki Kashiki | 1980-09-09 |