Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11227726 | Electrolyte solution for potassium ion battery, potassium ion battery, electrolyte solution for potassium ion capacitor, and potassium ion capacitor | Kei Kubota, Tomooki Hosaka | 2022-01-18 |
| 11145863 | Positive electrode active material for potassium ion battery, positive electrode for potassium ion battery, and potassium ion battery | Kei Kubota, Kuniko Chihara, Akihiro Katogi | 2021-10-12 |
| 10862127 | Binder for lithium cell, composition for producing electrode, and electrode | Naoaki Yabuuchi, Zhen-ji Han, Takeo Sasaki, Shota Hashimoto, Kuniaki Okamoto +1 more | 2020-12-08 |
| 10854881 | Binder for lithium cell | Kiyofumi Yamagiwa, Shoko Aoki, Kuniaki Okamoto, Takahiro Kiyosu, Yasuyoshi Mori +2 more | 2020-12-01 |
| 10593992 | Negative electrode for potassium ion secondary batteries, negative electrode for potassium ion capacitors, potassium ion secondary battery, potassium ion capacitor, and binder for negative electrodes of potassium ion secondary batteries or negative electrodes of potassium ion capacitors | Kei Kubota, Mouad Dahbi, Tatsuya Hasegawa | 2020-03-17 |
| 10468676 | Positive electrode-active substance for sodium secondary cell, positive electrode for sodium secondary cell, and sodium secondary cell | Naoaki Yabuuchi, Masaya Yano, Satoru Kuze | 2019-11-05 |
| 10454108 | Bivalent metal doping for sodium manganese oxide as cathode materials for sodium ion batteries | Shinichi KUMAKURA, Kei Kubota, Yoshiyuki Tahara | 2019-10-22 |
| 10193134 | Doped sodium manganese oxide cathode material for sodium ion batteries | Jens Paulsen, Ryo Hara, Naoaki Yabuuchi, Masataka Kajiyama | 2019-01-29 |
| 10153487 | Lithium complex oxide | Naoaki Yabuuchi, Yoshio Kajiya | 2018-12-11 |
| 10044040 | Binder for lithium cell, composition for producing electrode, and electrode | Naoaki Yabuuchi, Zhen-ji Han, Takeo Sasaki, Shota Hashimoto, Kuniaki Okamoto +1 more | 2018-08-07 |
| 9698421 | Active cathode material and its use in rechargeable electrochemical cells | Arnd Garsuch, Naoaki Yabuuchi, Hiroaki Yoshida | 2017-07-04 |
| 9692043 | Active material for nonaqueous electrolyte energy storage device | Mitsue Takeuchi, Naoaki Yabuuchi, Daisuke Endo | 2017-06-27 |
| 9559381 | Sodium ion secondary battery | Tomoaki OZEKI, Wataru Murata, Toru Ishikawa | 2017-01-31 |
| 9466855 | Additive for sodium ion secondary battery and sodium ion secondary battery | Atsushi Ito, Yasuhiko Ohsawa | 2016-10-11 |
| 9276262 | Battery electrode and lithium ion secondary battery provided with same | Naoaki Yabuuchi, Kyomi Tajima, Junji Fujioka, Naoki Fujiwara | 2016-03-01 |
| 9203088 | Composite metal oxide, process for producing the composite metal oxide, positive active material for sodium secondary battery, positive electrode for sodium secondary battery, and sodium secondary battery | Naoaki Yabuuchi, Junichi Iwatate | 2015-12-01 |