Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7578755 | Wood-type hollow golf club head | — | 2009-08-25 |
| 7414338 | Electric rotating machine capable of reducing performance deterioration due to discharge | Yasuhiro Endo, Ryoji Mizutani, Shinichi Iiduka | 2008-08-19 |
| 7361098 | Golf club shaft | — | 2008-04-22 |
| 7318780 | Golf club | — | 2008-01-15 |
| 7300360 | Golf club | — | 2007-11-27 |
| 7281993 | Golf club head and manufacturing method of the same | — | 2007-10-16 |
| 7278925 | Golf club head | — | 2007-10-09 |
| 7261645 | Golf club head | — | 2007-08-28 |
| 7258812 | Compound magnetic material and fabrication method thereof | Yoshiyuki Shimada, Takao Nishioka | 2007-08-21 |
| 6953402 | Golf club shaft | — | 2005-10-11 |
| 6926617 | Golf club shaft | — | 2005-08-09 |
| 6872151 | Golf club shaft | — | 2005-03-29 |
| 6863623 | Golf club shaft | — | 2005-03-08 |
| 6566990 | Electromagnetic actuator and valve-open-close mechanism | Takao Nishioka, Kenji Matsunuma, Kouichi Sogabe | 2003-05-20 |
| 6380832 | Electromagnetic actuator | Takao Nishioka, Kenji Matsunuma, Takatoshi Takikawa | 2002-04-30 |
| 6371063 | Valve-open-close mechanism | Takao Nishioka, Kenji Matsunuma, Takatoshi Takikawa, Toshihiko Kaji, Nozomu Kawabe +1 more | 2002-04-16 |
| 6367433 | Electromagnetic actuator and valve-open-close mechanism | Takao Nishioka, Kenji Matsunuma, Hisanori Ohara | 2002-04-09 |
| 6357480 | Pressure control valve | — | 2002-03-19 |
| 6247765 | Method and apparatus for controlling fluid pressure | — | 2001-06-19 |
| 6203123 | Method of detecting temperature of brake fluid and method of controlling brake fluid pressure | — | 2001-03-20 |
| 6202697 | Proportional pressure control valve | Koichi Hashida | 2001-03-20 |
| 6155654 | Method for controlling electromagnetic proportional pressure control valve | — | 2000-12-05 |
| 5904335 | Flow control valve with a pressure compensation function | — | 1999-05-18 |
| 5712227 | Substrate having a superconductor layer | Kenjiro Higaki, Keizo Harada, Takashi Matsuura, Hideo Itozaki, Shuji Yazu | 1998-01-27 |
| 5574365 | Travel sensor having a magnetic sensor attached to a truncated pyramid and a movable magnet | Masahiro Kume | 1996-11-12 |