Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11371611 | Seal member for bearing and production method therefor | Keiko Ikeda, Yoshihiko Yamaguchi, Tatsuo Katayama | 2022-06-28 |
| 10703026 | Method for producing cork stopper and cork stopper | Akihiro Anabuki, Tatsuo Katayama | 2020-07-07 |
| 10000255 | Bicycle drive unit and bicycle equipped with the drive unit | Satoshi Shahana, Hiroyuki Urabe, Yusuke Nishikawa | 2018-06-19 |
| 9896152 | Bicycle transmission system | Satoshi Shahana, Makoto Usui | 2018-02-20 |
| 7508165 | Cell voltage equalization apparatus for combined battery pack including circuit driven by power supplied by the combined battery pack | Satoshi Sobue | 2009-03-24 |
| 7498868 | Current mirror circuit and constant current circuit having the same | Satoshi Sobue | 2009-03-03 |
| 7471064 | Circuit system for a battery electronic control unit | Satoshi Sobue | 2008-12-30 |
| 7149069 | Overtemperature detection device and semiconductor integrated circuit device | — | 2006-12-12 |
| 6870497 | Radio wave absorber and production method thereof | Yasuo Kondo, Toru Matsuzaki, Yutaka Suematsu, Masaru Okamoto | 2005-03-22 |
| 6861880 | Driving circuit for push-pull operated transistors | — | 2005-03-01 |
| 6822404 | Phase-controlled, multi-electrode type of AC discharge light source | Kazunori Matsumoto, Toru Nakajima, Shigeki Kawabata, Shigekazu Yamazaki, Seiji Oda | 2004-11-23 |
| 6777070 | Antireflection material and polarizing film using the same | Chikara Murata, Kazuya Ohishi, Yasuhiro Matsunaga | 2004-08-17 |
| 6647885 | Marking system, marking method and marking apparatus | Chikara Murata, Masami Hirabayashi | 2003-11-18 |
| 6603673 | Charge-pump circuit and a load-driving circuit utilizing the same | — | 2003-08-05 |
| 6075403 | Charge pump circuit | Takeshi Ishikawa, Hiroyuki Ban, Junichi Nagata, Junji Hayakawa | 2000-06-13 |
| 6069520 | Constant current circuit using a current mirror circuit and its application | Hiroyuki Ban | 2000-05-30 |
| 5661332 | Semiconductor diffused resistor | Katsumi Nakamura, Hiroyuki Ban | 1997-08-26 |
| 5563486 | Pulse motor driver | Junji Hayakawa, Hiroyuki Ban, Tukasa Miyake, Masami Kataoka | 1996-10-08 |
| 5550465 | Driving apparatus for cross-coil type analog indicating instrument | Junji Hayakawa, Hiroyuki Ban | 1996-08-27 |
| 5357147 | Wave-shaping apparatus | Hiroyuki Ina, Takashi Harada, Masakazu Honda, Hiroyuki Ban | 1994-10-18 |
| 5313155 | Driving apparatus for cross-coil type analog indicating instrument having reduced ripple | Hiroyuki Ban | 1994-05-17 |
| 5121347 | Apparatus for manipulating triangular wave signals used to drive a gauge having a pair of coils arranged in quadrature | Hiroyuki Ban, Katsuyuki Miyake | 1992-06-09 |
| 4567435 | Method and apparatus for continuously measuring distance utilizing eddy current and having temperature difference influence elimination | Takeo Yamada, Seigo Ando, Yoshihiro Kawase | 1986-01-28 |