Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8124784 | Palladium metal complex | Keisuke Umakoshi, Kazutoyo Kimura, Shoji Ishizaka, Noboru Kitamura, Satoshi Mikami | 2012-02-28 |
| 7973167 | Metal complex, light-emitting device and display | Keisuke Umakoshi, Keizo Saito, Shoji Ishizaka, Noboru Kitamura | 2011-07-05 |
| 7893611 | Metal complex, light-emitting device and display | Keisuke Umakoshi, Seiji Akatsu, Shoji Ishizaka, Noboru Kitamura | 2011-02-22 |
| 7673805 | Mini card adapter | Yasuaki Wakizaka, Yoshitaka Matsuda, Koichi Ozaki | 2010-03-09 |
| 7189766 | Ink for printing, printed matter, printing method and printer | Masashi Takahashi, Yoshie Arai, Hiroshi Okubo, Yoshinari Yasuda | 2007-03-13 |
| 6191366 | Board for IC card having component mounting recess | Seiji Kegai, Koichi Ozaki, Kaname Tamada, Hiroyoshi Takagi | 2001-02-20 |
| 6000850 | Dynamic pressure bearing made of porous material | Takeshi Takahashi | 1999-12-14 |
| 5725819 | Injection molding method for board for IC card | Seiji Kegai, Koichi Ozaki, Kaname Tamada, Hiroyoshi Takagi | 1998-03-10 |
| 5472283 | Cylindrical dynamic pressure bearing formed of polyphenylene sulfide resin including glass fibers | Takeshi Takahashi | 1995-12-05 |
| 5415476 | Dynamic pressure bearing with cross grooves between two axially separated groups of oblique grooves | — | 1995-05-16 |
| 5403098 | Hydrodynamic bearing device | Hiroyoshi Yasui | 1995-04-04 |
| 5398493 | Spindle device capable of eliminating a rotational drive mechanism for a tubular spindle by using a spinning stream of compressed air | Takeshi Takahashi | 1995-03-21 |
| 5356226 | Bearing device | Takeshi Takahashi | 1994-10-18 |
| 5240332 | Dynamic pressure bearing device | Takeshi Takahashi | 1993-08-31 |
| 5123496 | Rear-wheel steering angle detecting apparatus for a vehicle | Masanobu Kashihara, Hiromasa Ozawa | 1992-06-23 |
| 5121056 | Pulse generator for use in a speed sensor | Hisato Umemaru | 1992-06-09 |
| 5097242 | Pulse generator pick up coil assembly | Hisato Umemaru | 1992-03-17 |
| 5020616 | Power steering apparatus | Tadashi Yagi, Masahiko Noguchi, Hajime Kozuka, Mitsuharu Morishita | 1991-06-04 |
| 4984668 | Electrically-powered drive apparatus | Hiromasa Ozawa | 1991-01-15 |
| 4955954 | Motor-driven control apparatus | Hiromasa Ozawa | 1990-09-11 |
| 4941098 | Speed control unit for an automobile | Takeshi Yasukawa | 1990-07-10 |
| 4931728 | Rotation detecting device having a terminal holding arrangement | Yasuaki Hata, Takeshi Yasukawa | 1990-06-05 |
| 4922761 | Steering torque detector | Hiromasa Ozawa, Hisato Umemaru | 1990-05-08 |
| 4914362 | Electric circuit with limit switches for limiting rotatable range of electric drive unit | — | 1990-04-03 |
| 4907668 | Steering torque detecting apparatus | Hisato Umemaru, Hiromasa Ozawa | 1990-03-13 |