Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10608520 | Switch circuit | — | 2020-03-31 |
| 10439514 | Power conversion circuit | Shinichi Kohda | 2019-10-08 |
| 10135326 | Power conversion device and power supply device in which same is used | — | 2018-11-20 |
| 9673812 | Gate driver and power module equipped with same | — | 2017-06-06 |
| 8963512 | Power supply device and electric power conversion device using the same | — | 2015-02-24 |
| 8963372 | Inverter and power converter having inverter mounted therein | Tetsuya Yamamoto | 2015-02-24 |
| 8438724 | Method for producing substrate for mounting device and method for producing a semiconductor module | Kouichi Saitou, Yoshio Okayama, Mayumi Nakasato | 2013-05-14 |
| 8363419 | Circuit device | — | 2013-01-29 |
| 7944718 | Circuit device | — | 2011-05-17 |
| 7907390 | Circuit device | Shin Nakano, Tetsuro Sawai, Ryosuke Usui | 2011-03-15 |
| 7435937 | Photodetection apparatus with operation-mode switching between current output mode and voltage output mode | Atsushi Wada, Kuniyuki Tani | 2008-10-14 |
| 7283796 | Electronic tuning system | Fumihiro Sasaki | 2007-10-16 |
| 7133305 | Semiconductor memory device | — | 2006-11-07 |
| 7016217 | Memory | Naofumi Sakai | 2006-03-21 |
| 6975530 | Memory device comprising hysteretic capacitance means | — | 2005-12-13 |
| 6930906 | Ferroelectric memory and operating method therefor, and memory device | Shigeharu Matsushita, Satoru Sekine | 2005-08-16 |
| 6891742 | Semiconductor memory device | Shigeharu Matsushita | 2005-05-10 |
| 6097161 | Charge pump type booster circuit | Kouichi Yamada | 2000-08-01 |
| 6075738 | Semiconductor memory device | — | 2000-06-13 |
| 5982662 | Semiconductor memory device with improved read characteristics for data having multi values | Yasuhiro Kobayashi, Noriaki Kojima, Masanori Kajitani, Sadao Yoshikawa | 1999-11-09 |
| 5966332 | Floating gate memory cell array allowing cell-by-cell erasure | — | 1999-10-12 |
| 5889699 | Non-volatile semiconductor memory device | — | 1999-03-30 |
| 5452252 | Semiconductor memory unit | Atsushi Wada | 1995-09-19 |