Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9321480 | Vehicle steering control apparatus | Yoshiaki Suzuki, Theerawat Limpibunterng, Toru Takashima, Takahiro Kojo, Taro Hirose +2 more | 2016-04-26 |
| 8704367 | Semiconductor device and manufacturing method of semiconductor device | Tatsuo Migita, Hirokazu Ezawa, Soichi Yamashita, Koro Nagamine, Tatsuo Shiotsuki +1 more | 2014-04-22 |
| 8314491 | Manufacturing method of semiconductor device and semiconductor device | Soichi Yamashita, Tatsuo Migita, Tadashi Iijima, Masayuki Uchida, Takashi Togasaki +1 more | 2012-11-20 |
| 7528569 | Inverter circuit free from power-source-voltage fluctuation | Kenichiro Hidaka, Hisashi Kameya, Mitsutomo Iwase, Yasuo Ito, Takahiro Kojo | 2009-05-05 |
| 7248016 | Motor controller and steering device | Kenichiro Hidaka, Mikihiro Hiramine, Motoshi Kawai, Toshio Tsutsui, Takahiro Kojo | 2007-07-24 |
| 7195098 | Variable transmission ratio steering apparatus | Kenichiro Hidaka, Takahiro Kojo | 2007-03-27 |
| 7164362 | Apparatus for driving a brushless motor | Mikihiro Hiramine | 2007-01-16 |
| 7157877 | Brushless motor driving device | Takeshi Hirochi, Toshio Tsutsui | 2007-01-02 |
| 6936302 | Electroless Ni-B plating liquid, electronic device and method for manufacturing the same | Hiroaki Inoue, Kenji Nakamura, Moriji Matsumoto, Hirokazu Ezawa, Manabu Tsujimura | 2005-08-30 |
| 6922621 | Vehicle steering control system | Kazumasa Kodama, Junji Kawamuro, Takahiro Kojo, Masatoshi Nakatsu | 2005-07-26 |
| 6913109 | Vehicle steering control system | Kazumasa Kodama | 2005-07-05 |
| 6915194 | Vehicle steering control system | Kazumasa Kodama | 2005-07-05 |
| 6798050 | Semiconductor device having semiconductor element with copper pad mounted on wiring substrate and method for fabricating the same | Soichi Homma, Hirokazu Ezawa | 2004-09-28 |
| 6782969 | Vehicle steering control system | Kazumasa Kodama | 2004-08-31 |
| 6734568 | Semiconductor device and method of manufacturing the same | Mie Matsuo, Hirokazu Ezawa | 2004-05-11 |
| 6706422 | Electroless Ni—B plating liquid, electronic device and method for manufacturing the same | Hiroaki Inoue, Kenji Nakamura, Moriji Matsumoto, Hirokazu Ezawa, Manabu Tsujimura | 2004-03-16 |
| 6605522 | Method of manufacturing a semiconductor device having a protruding bump electrode | Hirokazu Ezawa | 2003-08-12 |
| 6569752 | Semiconductor element and fabricating method thereof | Soichi Homma, Hirokazu Ezawa, Junichiro Yoshioka, Hiroaki Inoue, Tsuyoshi Tokuoka | 2003-05-27 |
| RE37882 | Semiconductor device manufacturing method | Hirokazu Ezawa | 2002-10-15 |
| 6404051 | Semiconductor device having a protruding bump electrode | Hirokazu Ezawa | 2002-06-11 |
| 5885891 | Method of manufacturing semiconductor device | Hirokazu Ezawa | 1999-03-23 |
| 5705230 | Method for filling small holes or covering small recesses in the surface of substrates | Toru Matanabe, Hirokazu Ezawa, Yukio Ikeda, Manabu Tsujimura, Hiroaki Inoue +2 more | 1998-01-06 |
| 5656542 | Method for manufacturing wiring in groove | Hirokazu Ezawa, Naoaki Ogure, Manabu Tsujimura, Takeyuki Ohdaira, Hiroaki Inoue +1 more | 1997-08-12 |
| 5529634 | Apparatus and method of manufacturing semiconductor device | Hidemitsu Egawa, Johta Fukuhara, Shinzi Takeda, Hirokazu Ezawa | 1996-06-25 |
| 5500559 | Semiconductor device and method for manufacturing the same | Hirokazu Ezawa, Naoaki Ogure, Manabu Tsujimura, Takeyuki Ohdaira, Hiroaki Inoue +1 more | 1996-03-19 |