Issued Patents All Time
Showing 401–425 of 440 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4912639 | Four-wheel drive vehicle having front-and rear-wheel engaging mechanism | Mutumi Kawamoto, Takenori Kano | 1990-03-27 |
| 4902537 | Method for surface treatment of carbon fibers for reinforcement | Ryusuke Hayashi, Yoshio Nakazawa | 1990-02-20 |
| 4897320 | Magneto-optical recording medium | Masaaki Nomura, Ryoichi Yamamoto, Akira Nahara | 1990-01-30 |
| 4867900 | Paint peeling composition | Keisakua Komatsu, Toshimi Ohwatari | 1989-09-19 |
| 4866625 | Four-wheel drive vehicle having antislip apparatus | Mutumi Kawamoto, Mitugu Tatuta | 1989-09-12 |
| 4851096 | Method for fabricating a magneto-optical recording element | Hisao Arimune, Takashi Maeda | 1989-07-25 |
| 4844833 | Paint peeling composition and paint peeling method | Keisaku Komatsu, Toshimi Ohwatari | 1989-07-04 |
| 4837118 | Magneto-optical recording medium | Ryoichi Yamamoto, Masaaki Nomura, Akira Nahara | 1989-06-06 |
| 4837159 | Method and apparatus for effecting immunological analysis | — | 1989-06-06 |
| 4808456 | Magneto-optical recording medium and method of making the same | Masaaki Nomura, Ryoichi Yamamoto, Akira Nahara | 1989-02-28 |
| 4802160 | Optical disk substrate | Masaaki Nomura, Ryoichi Yamamoto, Akira Nahara | 1989-01-31 |
| 4789606 | Magneto-optical recording medium | Masaaki Nomura, Ryoichi Yamamoto, Akira Nahara | 1988-12-06 |
| 4765434 | Control apparatus for four-wheel drive vehicle with center differential mechanism | Mutumi Kawamoto, Shuzo Moroto, Shouji Yokoyama | 1988-08-23 |
| 4764004 | Automobile outer mirror assembly | Masaki Fujita, Toshikazu Ichino, Yoshio Tsujiuchi, Morihiko Ogasawara, Yoshihiro Kawai | 1988-08-16 |
| 4735698 | Method of making magneto-optical recording medium | Masaaki Nomura, Ryoichi Yamamoto, Akira Nahara | 1988-04-05 |
| 4680742 | Magneto-optical recording element | Hisao Arimune, Takashi Maeda | 1987-07-14 |
| 4570200 | Static discharge device | Masahiko Osada, Akira Kuno, Sumihiro Kaga, Mamoru Shimamoto, Toshitaka Tanahashi | 1986-02-11 |
| 4558953 | Colorimetric method and apparatus | — | 1985-12-17 |
| 4549099 | Periodic signal detecting circuit including comparator circuit with variable threshold and varying time constant | Mamoru Shimamoto | 1985-10-22 |
| 4426975 | Ignition timing control system for internal combustion engines | Shosuke Suzuki, Teruyoshi Ito, Yukio Sakakibara, Fumiyoshi Kubo, Kunimasa Yoshimura +3 more | 1984-01-24 |
| 4393271 | Method for selectively displaying a plurality of information | Hiroshi Fujinami | 1983-07-12 |
| 4351282 | Ignition timing control system for internal combustion engine | Hiroo Utsumi, Yukio Sakakibara, Teruyoshi Ito, Toshiharu Iwata | 1982-09-28 |
| 4351287 | Process of controlling the current flowing period of an ignition coil | Shinji Shirasaki, Mamoru Shimamoto | 1982-09-28 |
| 4307403 | Aperture antenna having the improved cross-polarization performance | Yoshihide Yamada, Tadashi Takano | 1981-12-22 |
| 4277840 | Electronic timepiece | Fukuo Sekiya | 1981-07-07 |