Issued Patents All Time
Showing 101–120 of 120 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4908261 | Non-ferrous metal mechanical part | Hisao Yabe, Hajime Kohama | 1990-03-13 |
| 4899277 | Bore hole scanner with position detecting device and light polarizers | Yunosuke Iizuka, Yoshihiro Mukawa, Kouji Nagata, Yoshitaka Matsumoto, Osamu Murakami | 1990-02-06 |
| 4853284 | Mechanical part | Hajime Kohama, Hisao Yabe | 1989-08-01 |
| 4822662 | Machine parts with wear-resistant surface brought into contact with elongated fibrous member | Hajime Kohama, Hisao Yabe, Akira Yano, Shinsuke Noto | 1989-04-18 |
| 4779201 | Borehole scanner and sonde position locator for spectral analysis of wall | Yunosuke Iizuka, Yoshitaka Matsumoto, Koji Noguchi | 1988-10-18 |
| 4698808 | Method for detecting intermittent error in volatile memory | — | 1987-10-06 |
| 4656531 | Noise-eliminating apparatus for a video tape recorder | — | 1987-04-07 |
| 4616221 | Electromagnetic display | Hidehiro Tanaka | 1986-10-07 |
| 4570695 | Thin metal band and a method for the manufacture of the same | Shinichi Murata, Shiro Kusagawa, Miyoshi Wakasaki | 1986-02-18 |
| 4540913 | Cathode-ray tube for color display with separate fluorescent layer | — | 1985-09-10 |
| 4492006 | Three-tape type zipper | — | 1985-01-08 |
| 4486338 | Liquid detergent composition containing succinic acid derivatives | Naoteru Ootani, Hiroshi Ikeda | 1984-12-04 |
| 4422122 | Surge absorber | Ikuo Nagasawa | 1983-12-20 |
| 4406971 | Color cathode ray tube having a reference white fluorescent screen | Yutaka Takano, Koji Yajima, Tadahisa Yoshida, Katsuhiro Ota, Shigeru Yagishita | 1983-09-27 |
| 4386022 | Voltage non-linear resistance ceramics | Ikuo Nagasawa, Kazuo Mukae, Koichi Tsuda, Toyoshige Sakaguchi | 1983-05-31 |
| 4333059 | Power amplifying circuit | Hiroyasu Yamaguchi | 1982-06-01 |
| 4330755 | Power-amplifying circuit | Hiroyasu Yamaguchi | 1982-05-18 |
| 4296065 | Method of producing highly densified ceramic articles | Katsutoshi Nishida, Michiyasu Komatsu, Akihiko Tsuge | 1981-10-20 |
| 4271453 | Igniter with coupling structure | Tadashi Yajima, Makoto Yagi, Masayoshi Katoh, Haruki Maruizumi, Tadahiko Nagaoka | 1981-06-02 |
| 4249673 | Combusting device for generation of a combustion gas | Masayoshi Katoh, Tadahiko Nagaoka | 1981-02-10 |