HT

Hideharu Takezawa

PA Panasonic: 39 patents #326 of 21,108Top 2%
Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
GI Gs Yuasa International: 1 patents #283 of 491Top 60%
UI Ube Industries: 1 patents #895 of 1,686Top 55%
Overall (All Time): #55,356 of 4,157,543Top 2%
49
Patents All Time

Issued Patents All Time

Showing 25 most recent of 49 patents

Patent #TitleCo-InventorsDate
12237495 Secondary battery Yuki Tokuda, Yuko Ogawa, Hiroyuki Okuda 2025-02-25
12155041 Cylindrical secondary battery Hiroyuki Okuda, Yuko Ogawa, Yuki Tokuda 2024-11-26
11811053 Positive electrode and secondary battery Takahito Nakayama, Tomoki Shiozaki 2023-11-07
11742492 Secondary battery positive electrode, secondary battery positive electrode current collector, and secondary battery Kohei Saito, Takahiro Takahashi, Tomoki Shiozaki 2023-08-29
11677064 Secondary battery Yuki Tokuda, Yuko Ogawa, Hiroyuki Okuda 2023-06-13
11664503 Secondary battery positive electrode, and secondary battery Takahito Nakayama, Tomoki Shiozaki 2023-05-30
11545721 Secondary batteries Yuko Ogawa, Yuki Tokuda, Hiroyuki Okuda 2023-01-03
11527757 Secondary battery Takahito Nakayama, Tomoki Shiozaki, Daisuke Furusawa, Yuji Oura, Takahiro Takahashi 2022-12-13
11462773 Secondary battery positive electrode and secondary battery Yuji Oura, Tomoki Shiozaki, Takahito Nakayama, Takahiro Takahashi, Daisuke Furusawa 2022-10-04
11450852 Positive electrode for secondary battery, and secondary battery Tomoki Shiozaki 2022-09-20
11437613 Secondary battery positive electrode and secondary battery Takahiro Takahashi, Tomoki Shiozaki 2022-09-06
11394030 Secondary battery Daisuke Furusawa, Tomoki Shiozaki, Takahito Nakayama, Yuji Oura, Takahiro Takahashi 2022-07-19
11145938 Secondary battery Tomoki Shiozaki, Daisuke Furusawa, Yuji Oura, Takahiro Takahashi, Takahito Nakayama 2021-10-12
10276895 Positive electrode grid for lead acid batteries and method for producing the same, and lead acid battery Tetsuyuki Murata, Kazunari Ando 2019-04-30
9190647 Nonaqueous electrolyte secondary battery with high temperature and storage characteristics Shinji Kasamatsu, Hajime Nishino 2015-11-17
9093704 Non-aqueous electrolyte secondary battery Tomohiko Yokoyama, Masato Fujikawa, Shinji Kasamatsu 2015-07-28
8951674 Non-aqueous electrolyte secondary battery Hajime Nishino, Shinji Kasamatsu, Kazuhiro Okamura, Mikinari Shimada 2015-02-10
8883348 Electrode for lithium ion secondary battery Hajime Nishino, Shuji Tsutsumi, Shinji Kasamatsu, Mikinari Shimada 2014-11-11
8734997 Negative electrode for nonaqueous electrolyte secondary battery Satoshi Shibutani, Kazuyoshi Honda, Toshitada Sato 2014-05-27
8673471 Portable electronic device Tomohiko Yokoyama, Kazuya Iwamoto, Taisuke Yamamoto 2014-03-18
8586233 Portable electronic device Tomohiko Yokoyama, Kazuya Iwamoto, Taisuke Yamamoto 2013-11-19
8568925 Lithium secondary battery Taisuke Yamamoto 2013-10-29
8389163 Lithium secondary battery containing organic peroxide in non-aqueous electrolyte, positive electrode, or negative electrode 2013-03-05
8318347 Lithium ion secondary battery Tomohiko Yokoyama, Masato Fujikawa, Shinji Kasamatsu 2012-11-27
8273136 Electrochemical element, and method and apparatus for manufacturing electrode thereof Toshitada Sato, Kazuyoshi Honda 2012-09-25