Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12319811 | Method of producing resin and method of producing insulating structure | Yu Yamashita, Kotaro Mura, Takahiro Imai | 2025-06-03 |
| 12168722 | Method of producing resin and method of producing insulating structure | Kodai Ushiwata, Yu Yamashita, Takahiro Imai, Hiromitsu HIRAI | 2024-12-17 |
| 12021369 | Impulse voltage generation device, and power semiconductor switch protection method | Jintong Sun, Hirotsugu Tsutsui, Kiyoshi Umezu | 2024-06-25 |
| 11333697 | Three-dimensional surface potential distribution measurement system | Masaaki Furukawa, Yuichi Tsuboi, Kunihiko Hidaka, Akiko Kumada, Hisatoshi Ikeda | 2022-05-17 |
| 10938260 | Electrical insulating structure producing method, electrical insulating structure and rotating electrical machine | Kotaro Mura, Shinsuke Kikuta, Toshihiro Tsuda | 2021-03-02 |
| 10928347 | Electrical tree test method, electrode structure, and electrode setting assembly | Kotaro Mura, Toshihiro Tsuda | 2021-02-23 |
| 10931159 | Electrical insulating structure producing method, electrical insulating structure and rotating electrical machine | Kotaro Mura, Shinsuke Kikuta, Toshihiro Tsuda | 2021-02-23 |
| 10903710 | Producing method for electrical insulating structure, electrical insulating structure and rotating electrical machine | Kotaro Mura, Kodai Ushiwata, Toshihiro Tsuda | 2021-01-26 |
| 10444273 | Partial discharge measurement device | Tomomi Ikegami, Takayuki Sakurai, Tatsuya Hirose, Satoshi Hiroshima, Yuji Yamamoto | 2019-10-15 |
| 10175289 | Water-tree resistance evaluation method, insulation design method, and rotary electric machine | Toshihiro Tsuda, Yuichi Tsuboi, Yoshihiro Ishikawa, Teruo Kanekawa | 2019-01-08 |
| 10041980 | Three-dimensional surface potential distribution measurement apparatus | Masaaki Furukawa, Kodai Ushiwata, Yuichi Tsuboi, Kunihiko Hidaka, Akiko Kumada +1 more | 2018-08-07 |
| 10041990 | Water tree testing method and water tree testing apparatus | Hirotake Nakaji, Yuichi Tsuboi, Toshihiro Tsuda | 2018-08-07 |
| 9714968 | Surface potential distribution measuring device | Masaaki Furukawa, Yuichi Tsuboi, Akiko Kumada, Kunihiko Hidaka, Hisatoshi Ikeda | 2017-07-25 |
| 9702915 | Surface potential distribution measuring device and surface potential distribution measuring method | Yuichi Tsuboi, Shinichiro Yamada, Kunihiko Hidaka, Akiko Kumada, Hisatoshi Ikeda | 2017-07-11 |
| 9322881 | Partial discharge measurement system and partial discharge measurement method by repeated impulse voltage | Takayuki Sakurai, Hiroyuki Ogawa, Tatsuya Hirose, Satoshi Hiroshima | 2016-04-26 |
| 9197201 | Impulse voltage generation device | Hiroyuki Ogawa, Takayuki Sakurai, Tatsuya Hirose, Satoshi Hiroshima, Masayuki Hikita +2 more | 2015-11-24 |