Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12342151 | Live data distribution method, live data distribution system, and live data distribution apparatus | Futoshi SHIRAKIHARA, Tadashi Morikawa, Kentaro NOTO, Hiraku Okumura | 2025-06-24 |
| 12288546 | Live data distribution method, live data distribution system, and live data distribution apparatus | Futoshi SHIRAKIHARA, Tadashi Morikawa, Kentaro NOTO, Hiraku Okumura | 2025-04-29 |
| 11701971 | Three-phase AC motor drive device, rail vehicle equipped with same, and three-phase AC motor drive method | Takeshi Shinomiya, Naoki Kunihiro, Kazutoshi Ogawa, Kuniaki Otsuka, Hiroyuki Shirata +4 more | 2023-07-18 |
| 11279635 | Method of using an agricultural electrolyzed water-generating apparatus for generation of agricultural electrolyzed water useful for plant growth | Daiji AMENOMORI, Yasuomi HAMAUZU | 2022-03-22 |
| 10885806 | Musical score processing method and musical score processing system | Takuya Fujishima, Shinya Sakurada, Toshiyuki Hata, Norihiro Uemura, Takashi Otsuka +1 more | 2021-01-05 |
| 10486986 | Electrolyzed water-generating apparatus and electrolyzed water | Daiji AMENOMORI, Yoshinobu Koizumi, Yasuomi HAMAUZU | 2019-11-26 |
| 10204617 | Voice synthesis method and voice synthesis device | Osamu Ohshima, Eiji Akazawa, Naoki Yamamoto, Yuki Murakami | 2019-02-12 |
| 9171831 | Power semiconductor with a Si chip and a wideband chip having matched loss and area ratios | Kazutoshi Ogawa | 2015-10-27 |
| 8952642 | Power conversion device and temperature rise calculation method thereof | Hideki Ayano, Kazutoshi Ogawa, Tsutomu Kominami, Mami Kunihiro | 2015-02-10 |
| 8928363 | Semiconductor drive circuit and power conversion apparatus using same | Ayumu Hatanaka, Kaoru Kato, Naoki Maru | 2015-01-06 |
| 8860213 | Power converter | Tsutomu Kominami, Mami Kunihiro, Yosuke Yasuda, Sunao Funakoshi | 2014-10-14 |
| 8860170 | Power semiconductor with a Si chip and a wideband chip having matched loss and area ratios | Kazutoshi Ogawa | 2014-10-14 |
| 8829838 | Power converter | Hideki Ayano, Kazutoshi Ogawa, Tsutomu Kominami, Mami Kunihiro | 2014-09-09 |
| 8619448 | Power converter and motor driving device using the same | Kazutoshi Ogawa | 2013-12-31 |
| 8508258 | Driver circuit for switching device | Sunao Funakoshi, Kozo Sakamoto, Hidekatsu Onose | 2013-08-13 |
| 8471622 | Drive circuit of semiconductor device | Kazutoshi Ogawa, Masahiro Nagasu | 2013-06-25 |
| 8441075 | Power semiconductor apparatus having a silicon power semiconductor device and a wide gap semiconductor device | Kazutoshi Ogawa | 2013-05-14 |
| 8395422 | Drive circuit for switching device | Kazutoshi Ogawa | 2013-03-12 |
| 8110944 | Switching circuit and power converter | Kazutoshi Ogawa | 2012-02-07 |
| 7994826 | Drive circuit for power semiconductor switching device | Hideki Miyazaki, Masahiro Nagasu, Yasuhiko Kono | 2011-08-09 |
| 7954334 | Inverter system and vehicle | Masataka Sasaki, Hideki Miyazaki, Keiji Maekawa | 2011-06-07 |
| 7880174 | Circuit arrangement having a free-wheel diode | Haruka Shimizu, Masahiro Nagasu, Dai Tsugawa | 2011-02-01 |
| 7847555 | MRI apparatus with high-resistance magnet | Matahiro Komuro, Yuichi Satsu, Takao Imagawa, Takeyuki Itabashi | 2010-12-07 |
| 7830109 | Method of setting the origin of a linear motor | Toshihiko Sasaki, Kazuo Watanabe | 2010-11-09 |
| 7806991 | Low loss magnet and magnetic circuit using the same | Matahiro Komuro, Yuichi Satsu, Takao Imagawa, Takeyuki Itabashi, Yuzo Kozono | 2010-10-05 |