Issued Patents All Time
Showing 26–50 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10069164 | Electrolytic solution and battery | Hirotetsu Suzuki | 2018-09-04 |
| 10050310 | Non-aqueous electrolytic solution and non-aqueous electrolyte secondary cell using same | Hirotetsu Suzuki, Takayuki Nakatsutsumi | 2018-08-14 |
| 10050274 | Power storage device | Yu Ohtsuka, Taisuke Yamamoto | 2018-08-14 |
| 9929431 | Electrolyte solution and battery | Takayuki Nakatsutsumi, Mayumi Maenishi | 2018-03-27 |
| 9923246 | Electrolytic solution and battery | Hirotetsu Suzuki | 2018-03-20 |
| 9905843 | Negative electrode material and battery | Akira Kano, Yukihiro Umetani, Shuji Ito | 2018-02-27 |
| 9825297 | Negative-electrode active material for sodium-ion secondary battery, method for manufacturing said negative-electrode active material, and sodium-ion secondary battery | Akira Kano, Masahisa Fujimoto | 2017-11-21 |
| 9786949 | Composite metal oxide, method for producing composite metal oxide, and sodium secondary battery | Ryuichi Natsui, Akira Kano, Masahisa Fujimoto | 2017-10-10 |
| 9761902 | Method for manufacturing nonaqueous electrolyte battery, and nonaqueous electrolyte battery | Takafumi Tsukagoshi, Yu Otsuka | 2017-09-12 |
| 9755237 | Negative-electrode active material for sodium-ion secondary battery, method for manufacturing said negative-electrode active material, and sodium-ion secondary battery | Akira Kano, Masahisa Fujimoto | 2017-09-05 |
| 9650392 | Electrode active material for power storage device, power storage device, and electronic and transportation device | Yu Ohtsuka, Takafumi Tsukagoshi, Yohji Misaki | 2017-05-16 |
| 9640335 | Electrode and electricity storage device | Takafumi Tsukagoshi, Yu Ohtsuka, Takakazu Yamamoto, Hiroki Fukumoto | 2017-05-02 |
| 9640840 | Sodium secondary battery | Takayuki Nakatsutsumi, Hirotetsu Suzuki, Yu Otsuka | 2017-05-02 |
| 9466839 | Electrode active material for electricity storage device, and electricity storage device using same | Yu Otsuka, Takafumi Tsukagoshi, Toshiki Nokami, Jun Yoshida | 2016-10-11 |
| 9099746 | Electricity storage device | Yu Otsuka | 2015-08-04 |
| 8945769 | Accumulator material and accumulator device | Yu Ohtsuka, Takakazu Yamamoto, Takahisa Shimizu, Takayuki Sasaki, Tomoaki Yanagida | 2015-02-03 |
| 8614019 | Electricity storage device | Yu Ohtsuka, Shoichiro Watanabe, Kazuyoshi Honda | 2013-12-24 |
| 8557456 | Fuel cell system | Yuu Inatomi, Yukihiro Okada | 2013-10-15 |
| 8551652 | Electricity storage material and electricity storage device | Takafumi Tsukagoshi, Yu Ohtsuka | 2013-10-08 |
| 8530086 | Non-aqueous electrolyte secondary battery | Yu Otsuka, Hiroshi Yoshizawa | 2013-09-10 |
| 8481674 | Polymer, semiconductor film, electrode, electrode active material, electrochemical element and electricity storage device | Takakazu Yamamoto, Hiroki Fukumoto, Takahisa Shimizu, Tomoaki Yanagida, Yu Ohtsuka | 2013-07-09 |
| 8338028 | Electrode active material for power storage device, power storage device, and electronic and transport devices | Yu Ohtsuka, Junichi Yoshida, Toshiki Nokami | 2012-12-25 |
| 8263241 | Method for manufacturing secondary battery and method for preparing positive electrode active material for secondary battery | Yu Ohtsuka | 2012-09-11 |
| 8211590 | Proton conducting material, and electrode and fuel cell using the same | Taisuke Yamamoto, Yukihiro Okada | 2012-07-03 |
| RE41695 | Fuel cell system | Aoi Muta, Satoshi Shibutani, Yukihiro Okada | 2010-09-14 |