Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7963354 | Air-inlet structure for motorcycle | Futoshi Miyakawa, Yukiya Ueda | 2011-06-21 |
| 7188695 | Motorcycle | Futoshi Miyakawa, Yukiya Ueda | 2007-03-13 |
| 7117889 | Three-way valve | — | 2006-10-10 |
| 7117895 | Switching valve | — | 2006-10-10 |
| 7069949 | Four-way switching valve | — | 2006-07-04 |
| 7028713 | Switching valve | — | 2006-04-18 |
| 6883545 | Three-way switching valve | — | 2005-04-26 |
| 6860294 | Four-way switching valve | Hisatoshi Hirota, Tokumi Tsugawa | 2005-03-01 |
| 6823897 | Four-way switching valve | Hisatoshi Hirota, Toshiyuki Shiota | 2004-11-30 |
| 6810911 | Four-way switching valve | Hisatoshi Hirota | 2004-11-02 |
| 6783110 | Proportional solenoid valve | Hisatoshi Hirota, Tokumi Tsugawa, Toshiyuki Shiota, Yuusuke Inoue | 2004-08-31 |
| 6532764 | Degree of supercooling control type expansion valve | Hisatoshi Hirota, Shinji Saeki, Tokumi Tsugawa, Yuusuke Inoue | 2003-03-18 |
| 6390441 | Solenoid operated pilot valve | Tokumi Tsugawa, Shinji Saeki | 2002-05-21 |
| 6152178 | Four-way directional control valve | Hisatoshi Hirota | 2000-11-28 |
| 5983688 | Method and apparatus for displaying die layout in press brake and for checking interference | Tetsuya Anzai, Sunao Haga, Takara Kibe, Takahiro Shibata | 1999-11-16 |
| 5439385 | Connector for circuit board | Hitoshi Sakai | 1995-08-08 |
| 4831862 | Multistep bending machine | Yoshihiko Ohashi, Tadahiko Nagasawa | 1989-05-23 |
| 4803372 | Line position detecting apparatus for detecting a V-shaped indent | Tadashi Hirata, Hideaki Takahashi, Yasuhiro Harashima, Michio Kitahara, Katsuyuki Igarashi +3 more | 1989-02-07 |
| 4486841 | Bending press | Shigenori Kojima, Tsuneo Kogure, Naoaki Itano, Yoshihiko Ohashi | 1984-12-04 |
| D265832 | Electric organ | Yasuhiro Kira, Yoshiro Watabiki, Nobushiro Aiba | 1982-08-17 |
| 4282738 | Method and apparatus for adjusting stroke length of a ram for presses | Shigenori Kojima | 1981-08-11 |