Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8646356 | Spring damper and acceleration device using the same | Yoshinori Inuzuka | 2014-02-11 |
| 7498803 | Rotation angle detection device having bearing supported yoke fixed to object being detected | Tetsuo Hariu, Yasunori Kobayashi, Masao Kano | 2009-03-03 |
| 6859039 | Device and method for detecting oil deterioration | Kiwamu Naito | 2005-02-22 |
| 6791334 | Oil condition sensor and method for making the same | Kiwamu Naito | 2004-09-14 |
| 6549015 | Pair of electrodes for detecting acidity or basicity of oil | Kiwamu Naito, Hayaki Teramoto, Tatsuhiko Nonoyama, Kazushi Asami, Takahiko Yoshida +1 more | 2003-04-15 |
| 6126523 | Optical dressing method, machining device based on this method, grindstone and polishing cloth | Sei Moriyasu, Hitoshi Ohmori, Takeo Nakagawa, Shinjirou Machida, Takashi Yamashita | 2000-10-03 |
| 5569311 | Air cleaner | Kouichi Oda, Masao Ino | 1996-10-29 |
| 5502283 | Muffler | Hidehito Ukai, Kazuo Kometani, Toshiaki Nakayama | 1996-03-26 |
| 4796584 | Intake control system for internal combustion engine and intake control valve used therein | Hiroyuki Goto, Tokio Kohama, Yoshitaka Nishio, Hideki Obayashi | 1989-01-10 |