Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10098256 | Electronic device | Tatsuumi Soyama | 2018-10-09 |
| 9886844 | Information processing apparatus, information processing method, and program | — | 2018-02-06 |
| 8747993 | Sliding component and timepiece | Miei Sato, Natsuki Miyoshi, Matsuo Kishi, Takashi Niwa | 2014-06-10 |
| 6704639 | Method of calculating engine torque | — | 2004-03-09 |
| 6155240 | Actuator control apparatus for internal combustion engine | Hideyuki TAKAKI | 2000-12-05 |
| 5911046 | Audio-video data transmission apparatus, audio-video data transmission system and audio-video data server | — | 1999-06-08 |
| 5822528 | Audio-video data transmission apparatus, audio-video data transmission system and audio-video data server | — | 1998-10-13 |
| 5231256 | Puffer type gas-insulated circuit breaker | Tokio Yamagiwa, Toru Tsubaki, Koji Sasaki, Naoyuki Yamamoto, Koji Kurokawa | 1993-07-27 |
| 5140499 | Gas-insulated switching device | Toru Tsubaki, Yoichiro Koizumi | 1992-08-18 |
| 4658329 | Gas-insulated switchgear apparatus | Yukio Kamura, Seizo Nakano, Tohru Tsubaki, Satoshi Miwada | 1987-04-14 |
| 4638403 | Gas-insulated switchgear apparatus | Hitoshi Kayaba, Takehiro Kikuchi | 1987-01-20 |
| 4503481 | Gas insulated switchgear equipment | Sigeru Fujiya, Tohru Tsubaki, Kyuzi Yaginuma, Hitoshi Kayaba, Yoriyuki Aiko +1 more | 1985-03-05 |