Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9564768 | Discharge device for electricity storage device | Keita Hatanaka, Sho Shiraga, Shoji Yoshioka | 2017-02-07 |
| 9543767 | Parallel electricity-storage system and control method thereof | Hisanori Yamasaki, Keita Hatanaka | 2017-01-10 |
| 9180790 | DC feeder voltage control apparatus and DC feeder voltage control system | Kenji Ueda, Yasushi Matsumura, Satoru Takahashi, Toshiyuki Katsurayama | 2015-11-10 |
| 8983690 | System and method for optimizing energy consumption in railway systems with energy storage devices | Arvind Raghunathan, Yunwen Xu, Kenji Ueda, Satoru Takahashi | 2015-03-17 |
| 8831801 | System and method for optimizing energy consumption in railway systems | Arvind Raghunathan, Kenji Ueda, Satoru Takahashi | 2014-09-09 |
| 8673166 | Plasma processing apparatus and plasma processing method | Shogo Okita, Hiromi Asakura, Syouzou Watanabe, Mitsuhiro Okune, Mitsuru Hiroshima | 2014-03-18 |
| 7976721 | Refrigerant composition | Seijyuro Maiya, Osamu Nakagome, Hideyuki Suzuki, Yasuhisa Kotani, Toshifumi Hatanaka | 2011-07-12 |
| 5680999 | Shredder | — | 1997-10-28 |