Issued Patents All Time
Showing 251–275 of 305 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136890 | Hydraulic control system for continuously variable traction roller transmission | Toshifumi Hibi | 1992-08-11 |
| 5135082 | Brake band | Shigeki Umezawa | 1992-08-04 |
| 5132002 | Ion analyzer | — | 1992-07-21 |
| 5126850 | Image communication apparatus with automatic-reception inhibition | — | 1992-06-30 |
| 5100888 | Cyclic amidinylthiocarbapenem derivatives | Susumu Nakagawa, Hiroshi Fukatsu | 1992-03-31 |
| 5099335 | Image communication apparatus | — | 1992-03-24 |
| 5086488 | Transform coding apparatus | Tokumichi Murakami | 1992-02-04 |
| 5072295 | Adaptive quantization coder/decoder with limiter circuitry | Tokumichi Murakami, Hideo Ohira | 1991-12-10 |
| 5059355 | Process for preparation of crystalline oxytitanium phthalocyanine | Hitoshi Ono, Sumiko Watabe | 1991-10-22 |
| 5047884 | Magnetic head having a control portion for generating negative pressure | Kenji Negishi, Daisuke Mitsuhashi, Akira Takimoto, Noboru Kawasaki | 1991-09-10 |
| 4996424 | Atmospheric pressure ionization mass spectrometer | Tadao Mimura | 1991-02-26 |
| 4989451 | Throttle valve position sensor | Masaki Ogawa | 1991-02-05 |
| 4962485 | Noncontacting IC card supplied with power from an outside source | Harumi Yuyama, Tutomu Ojima, Hiromi Ishikawa | 1990-10-09 |
| 4958029 | Process for the production of isoindoline derivatives, novel intermediates and process for their production | Susumu Nakagawa, Satoshi Murase, Ryosuke Ushijima | 1990-09-18 |
| 4928186 | Magnetic recording method and magnetic head | Takashi Matsumoto, Masamichi Sato, Satoshi Yoshida | 1990-05-22 |
| 4888482 | Atmospheric pressure ionization mass spectrometer | — | 1989-12-19 |
| 4885641 | Image communication apparatus | — | 1989-12-05 |
| 4882253 | Organic laminated photosensitive material of positive charging type | Masashi Tanaka, Mitsuji Tsujita, Keizo Kimoto, Hirotsugu Nishikawa, Mika Kawaguchi | 1989-11-21 |
| 4874944 | Mass spectrometer | — | 1989-10-17 |
| 4873164 | Electrophotographic photoreceptor comprising a charge transport medium and a bis-azo compound containing oxygen | Hitoshi Ono | 1989-10-10 |
| 4854194 | Starting speed stage selector in automatic transmission control system | Kiyoshi Kaneko | 1989-08-08 |
| 4840261 | Automatic transmission having centrifugally operable drain valve in hydraulically operated clutch actuator | Toshikazu Oshidari, Noboru Hattori | 1989-06-20 |
| 4841029 | Diazo colors and dyeing method using the same | Toshio Hihara | 1989-06-20 |
| 4814890 | Image communicating system | — | 1989-03-21 |
| 4757343 | Electrostatic image output apparatus | Kaname Nakatani | 1988-07-12 |