TK

Takao Kitagawa

SC Sumitomo Osaka Cement Co.: 30 patents #5 of 327Top 2%
TI Toray Industries: 5 patents #528 of 3,690Top 15%
JE Jfe Engineering: 1 patents #11 of 75Top 15%
SC Sumitomo Metal Mining Co.: 1 patents #385 of 736Top 55%
Overall (All Time): #89,882 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 1–25 of 37 patents

Patent #TitleCo-InventorsDate
11374221 Lithium-ion secondary battery Masataka Oyama 2022-06-28
11171321 Electrode material and method for manufacturing the same Kouji Oono, Tetsuya Nakabeppu 2021-11-09
10892485 Electrode material for lithium ion secondary battery, electrode material granulated body for lithium ion secondary battery, electrode for lithium ion secondary battery, and lithium ion secondary battery Tetsuya Nakabeppu 2021-01-12
10818923 Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery Masataka Oyama 2020-10-27
10693138 Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery Masataka Oyama, Koji Oono 2020-06-23
10629908 Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery Masataka Oyama 2020-04-21
10573890 Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery Masataka Oyama, Ryuuta YAMAYA 2020-02-25
10566622 Cathode material for lithium-ion secondary battery and method for manufacturing the same, cathode for lithium-ion secondary battery, and lithium-ion secondary battery Masataka Oyama 2020-02-18
10566621 Lithium-ion secondary battery Masataka Oyama 2020-02-18
10483589 Lithium-ion secondary battery Kouji Oono 2019-11-19
10109861 Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery Masataka Oyama 2018-10-23
10090517 Cathode material for lithium-ion secondary battery, cathode for lithium-ion secondary battery, and lithium-ion secondary battery Masataka Oyama 2018-10-02
10014522 Cathode material for lithium-ion secondary battery Masataka Oyama 2018-07-03
9979013 Electrode material, paste, electrode plate, and lithium ion battery Kenta Ooishi, Kouji Oono, Satoru Oshitari 2018-05-22
9960416 Positive electrode for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery and battery module Tomitaro Hara, Takao Fukunaga, Takayasu Iguchi, Yoshitaka Yamamoto 2018-05-01
9941510 Electrode material, electrode, and lithium ion battery Tetsuya Nakabeppu 2018-04-10
9923207 Electrode material, electrode and lithium ion battery Koji Oono, Tatsuya Nakabeppu, Kazuyo Yamamoto 2018-03-20
9865876 Electrode material, electrode, and lithium ion battery Hiroyuki Mine 2018-01-09
9748563 Electrode material, electrode plate, lithium ion battery, manufacturing method for electrode material, and manufacturing method for electrode plate Akinori Yamazaki, Yoshitaka Yamamoto, Hirofumi YASUMIISHI 2017-08-29
9722250 Electrode material and method for manufacturing same Kouji Oono, Kenta Ooishi, Masataka Oyama, Satoru Oshitari, Ryuuta YAMAYA 2017-08-01
9716269 Electrode material and method for producing same Hiroyuki Mine 2017-07-25
9716270 Electrode material, electrode, and lithium ion battery Kenta Ooishi 2017-07-25
9698425 Electrode material and method for producing the same Hirofumi YASUMIISHI, Masaru Uehara 2017-07-04
9680149 Electrode material, paste for electrodes, and lithium ion battery Hiroyuki Mine, Hirofumi YASUMIISHI 2017-06-13
9455442 Carbon-coated active material composite and lithium ion battery Hiroyuki Mine 2016-09-27