Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431566 | Hermetically sealed battery | Masao Ootsuka, Tadayoshi Takahashi, Naoaki Nishimura, Kyosuke Okazaki | 2025-09-30 |
| 12170387 | Lithium primary battery | Kyosuke Okazaki, Tadayoshi Takahashi, Naoaki Nishimura | 2024-12-17 |
| 12087975 | Lithium primary battery | Naoaki Nishimura, Tadayoshi Takahashi, Kyosuke Okazaki | 2024-09-10 |
| 11329268 | Lithium primary battery | Miyuki Nakai, Yasuyuki Kusumoto, Yusuke Kawahara, Atsushi Fukui | 2022-05-10 |
| 9190655 | Lithium primary battery | Jun Nunome, Fumio Kato, Yoshiki Fukuhara | 2015-11-17 |
| 7935445 | Lithium ion secondary battery | Tsuyoshi Kaito, Naoto Arai | 2011-05-03 |
| 7335448 | Lithium ion secondary battery | Tsuyoshi Kaito, Naoto Arai | 2008-02-26 |
| 7205745 | Portable power source system | Shinji Murashige | 2007-04-17 |
| 7153606 | Secondary battery | Takayuki Shirane, Tetsu Hashimoto, Naoto Arai | 2006-12-26 |
| 6958200 | Nickel-metal hydride storage battery and assembly of the same | Fumio Kato, Kohji Yuasa | 2005-10-25 |
| 6858347 | Paste type positive electrode for alkaline storage battery, and nickel-metal hydride storage battery | Akihiro Maeda, Yasushi Nakamura, Yoichi Izumi, Yoshitaka Dansui, Kohji Yuasa | 2005-02-22 |
| 6805995 | Sealed cylindrical nickel-metal hydride storage battery | Takeshi Yoshinaka, Shogo Yamamoto, Toru Inagaki, Yasushi Nakamura, Hideo Kaiya +1 more | 2004-10-19 |
| 6471890 | Method for producing a positive electrode active material for an alkaline storage battery | Yasushi Nakamura, Yoshitaka Dansui, Kohji Yuasa | 2002-10-29 |
| 6455196 | Non-sintered positive electrode for alkaline storage battery and alkaline storage battery using the same | Fumio Kato, Tatsuhiko Suzuki, Yoshitaka Dansui, Kohji Yuasa | 2002-09-24 |
| 6218046 | Positive electrode material for alkaline storage battery and method of producing the same | Masumi Katsumoto, Fumio Kato, Tatsuhiko Suzuki, Yoshitaka Dansui, Kohji Yuasa | 2001-04-17 |
| 6083642 | Positive electrode material for alkaline storage battery, method of producing the same, and alkaline storage battery using the same | Fumio Kato, Yoshitaka Dansui, Kohji Yuasa | 2000-07-04 |