Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9773678 | Semiconductor substrate and method for manufacturing semiconductor substrate | Ko IMAOKA, Motoki Kobayashi, Hidetsugu Uchida, Kuniaki Yagi, Takamitsu Kawahara +4 more | 2017-09-26 |
| 9761479 | Manufacturing method for semiconductor substrate | Ko IMAOKA, Motoki Kobayashi, Hidetsugu Uchida, Kuniaki Yagi, Takamitsu Kawahara +5 more | 2017-09-12 |
| RE44236 | Method for manufacturing semiconductor device | Shoichi Yamauchi, Hitoshi Yamaguchi, Syouji Nogami, Tomonori Yamaoka | 2013-05-21 |
| 7601603 | Method for manufacturing semiconductor device | Shoichi Yamauchi, Hitoshi Yamaguchi, Syouji Nogami, Tomonori Yamaoka | 2009-10-13 |
| 7342422 | Semiconductor device having super junction structure and method for manufacturing the same | Shoichi Yamauchi, Makoto Kuwahara, Yoshiyuki Hattori | 2008-03-11 |
| 7317213 | Semiconductor device having super junction structure and method for manufacturing the same | Hitoshi Yamaguchi, Yoshiyuki Hattori, Kyoko Okada | 2008-01-08 |
| 6829152 | Load drive circuit using flywheel diode | Shoji Miura, Fuminari Suzuki | 2004-12-07 |
| 6717785 | Semiconductor switching element driving circuit | Yutaka Fukuda, Ryoichi Okuda, Kenji Yagi, Yukio Tsuzuki | 2004-04-06 |
| 6703707 | Semiconductor device having radiation structure | Kuniaki Mamitsu, Yasuyoshi Hirai, Kazuhito Nomura, Yutaka Fukuda, Kazuo Kajimoto +2 more | 2004-03-09 |
| 6693350 | Semiconductor device having radiation structure and method for manufacturing semiconductor device having radiation structure | Takanori Teshima, Yutaka Fukuda, Yoshimi Nakase, Kuniaki Mamitsu | 2004-02-17 |
| 6380622 | Electric apparatus having a contact intermediary member and method for manufacturing the same | Yasuyoshi Hirai, Kazuhito Nomura, Takahiko Yoshida, Masahiro Shiozawa, Atsushi Hashikawa +1 more | 2002-04-30 |
| 5821745 | Sensor signal processor having accurate digitizing capabilities | Yasuaki Makino, Susumu Kuroyanagi | 1998-10-13 |
| 5574364 | Position detector including a reference position wherein the sensor is saturating the MR sensor for preventing hysteresis and in a bridge circuit | Kazuo Kajimoto, Yasuaki Makino, Seiki Aoyama | 1996-11-12 |
| 5493219 | MRE sensor signal detector | Yasuki Makino, Seiki Aoyama, Ichirou Izawa, Susumu Kuroyanagi | 1996-02-20 |
| 4994880 | Semiconductor device constituting bipolar transistor | Naohito Kato, Yoshiyuki Miyase, Kasuhiro Yamada, Masami Yamaoka, Takeshi Matsui +3 more | 1991-02-19 |
| 4638785 | Ignition system for internal combustion engines | Takeshi Matsui, Shunichi Takeda | 1987-01-27 |
| 4492213 | Ignition system for internal combustion engines | Noboru Yamamoto, Ryoichi Okuda | 1985-01-08 |
| 4475520 | Contactless erroneous ignition prevention type ignition system for internal combustion engine | Koichi Toyama | 1984-10-09 |
| 4434779 | Circuit for controlling the primary dwell time of ignition transformer | Norboru Yamamoto, Ryoichi Okuda | 1984-03-06 |
| 4424704 | Knock detecting apparatus for internal combustion engine | Noboru Yamamoto, Ryoichi Okuda, Hiroshi Sakurai | 1984-01-10 |
| 4397290 | Supply-voltage-compensated contactless ignition system for internal combustion engines | Toshio Tanaka | 1983-08-09 |
| 4280461 | Contactless ignition system for internal combustion engines | Ryoichi Okuda, Katsuteru Miwa | 1981-07-28 |
| 4225796 | Frequency-to-current conversion circuit | Yoshio Hirano, Katsuteru Miwa | 1980-09-30 |