Patents per Year
Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 8421232 | Semiconductor device and automotive ac generator | Osamu Ikeda, Masato Nakamura, Koji Sasaki, Shinji Hiramitsu | 2013-04-16 | |
| 8183681 | Semiconductor device | Shinji Hiramitsu, Hiroyuki Ohta, Koji Sasaki, Masato Nakamura, Osamu Ikeda | 2012-05-22 | |
| 7964492 | Semiconductor device and automotive AC generator | Osamu Ikeda, Masato Nakamura, Koji Sasaki, Shinji Hiramitsu | 2011-06-21 | $137,000 |
| 7423349 | Semiconductor device | Shosaku Ishihara, Osamu Ikeda, Ryouichi Kajiwara, Shinji Hiramitsu | 2008-09-09 | $219,000 |
| 7193319 | Semiconductor device | Koji Sasaki, Shinji Hiramitsu, Tadaaki Kariya, Ryouichi Kajiwara, Shosaku Ishihara | 2007-03-20 | $219,000 |
| 7002244 | Semiconductor device | Misuk Yamazaki, Chikara Makajima | 2006-02-21 | $117,000 |
| 5459338 | Gate turn-off thyristor and power convertor using the same | Yuji Takayanagi, Susumu Murakami, Yukimasa Satou, Yasuhiro Mochizuki, Hidekatsu Onose | 1995-10-17 | $71,000 |