Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8007056 | Brake control apparatus and control method thereof | Masayasu Ohkubo, Tsukasa Fukasawa | 2011-08-30 |
| 7837280 | Vehicle brake system | Takahiro Okano, Tsukasa Fukasawa | 2010-11-23 |
| 7673948 | Hydraulic brake apparatus | — | 2010-03-09 |
| 7500725 | Hydraulic braking pressure control unit | Kiyoharu Nakamura | 2009-03-10 |
| 7229138 | Brake fluid pressure control device | Eiji Nakamura, Masanori Hirose | 2007-06-12 |
| 7204566 | Hydraulic braking pressure control unit | Kiyoharu Nakamura | 2007-04-17 |
| 6957870 | Braking pressure control apparatus capable of switching between two brake operating states using power-operated and manually operated pressure sources, respectively | Kazunori Kagawa, Kimihiro Matsuki, Tetsuya Miyazaki, Fumiaki Kawahata, Eiji Nakamura | 2005-10-25 |
| 6761418 | Brake fluid pressure control device | Eiji Nakamura, Masanori Hirose | 2004-07-13 |
| 6425644 | Braking pressure control apparatus having device for diagnosing manually operated hydraulic system | Fumiaki Kawahata, Tetsuya Miyazaki, Hirohiko Morikawa | 2002-07-30 |
| 6412885 | Brake system for vehicles | Kenji Shirai, Yasunori Yoshino, Hideyuki Inoue | 2002-07-02 |
| 6402264 | Hydraulic wheel brake system | — | 2002-06-11 |
| 6394561 | Brake system for vehicles with routine judgment of normal operation of pressure sensors | Junichi Sakamoto | 2002-05-28 |
| 6354672 | Braking system wherein brake cylinder is communicated with pedal-operated pressure source upon failure of pump-operated pressure source | Eiji Nakamura, Fumiaki Kawahata, Tetsuya Miyazaki, Hiroshi Toda | 2002-03-12 |
| 6341947 | Pump device wherein detection of failure of one of pumps causes a change in the manner of control of the pump or pumps to compensate for the failure | — | 2002-01-29 |
| 6211681 | Apparatus for diagnosing electric power source while power is supplied to load device from the power source | Kazunori Kagawa, Tsuyoshi Yano, Masayuki Sumiyoshi, Yoshiaki Kominami, Eiji Nakamura | 2001-04-03 |
| 6199670 | Electric brake apparatus for controlling a current provided to a brake motor | Kenji Shirai, Yasunori Yoshino, Eiji Nakamura, Satoru Niwa | 2001-03-13 |
| 6186599 | Electric brake apparatus having a brake motor prevented from being excessively moved in a reverse direction | Kenji Shirai | 2001-02-13 |
| 6164734 | Vehicle hydraulic braking system having reservoir for storing fluid discharged from brake cylinder through pressure control valve device | Kiyoharu Nakamura, Fumiaki Kawahata, Akira Sakai | 2000-12-26 |
| 6158822 | Method and apparatus for diagnosing electrically operated brake without manual operation of brake operating member | Kenji Shirai, Yasunori Yoshino | 2000-12-12 |
| 6139119 | Brake stroke simulator and method | — | 2000-10-31 |
| 5984432 | Pressure control apparatus including seating valve controlled by electric current incremented upon valve opening depending upon pressure difference across the valve | Kiyoharu Nakamura, Fumiaki Kawahata, Akira Sakai, Shinichi Soejima | 1999-11-16 |
| 5895100 | Brake apparatus for an electric vehicle to maximize regenerative energy | Masashi Ito, Fumiaki Kawahata, Masayasu Ohkubo, Kiyoharu Nakamura, Akira Sakai | 1999-04-20 |