KO

Keitaro Otsuki

Tdk: 21 patents #243 of 3,796Top 7%
Overall (All Time): #205,406 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11757098 Negative electrode active material layer with controlled reflectance and lithium ion secondary battery Tetsu Sato, Masahiro Saegusa 2023-09-12
11594730 Electrode and lithium ion secondary battery Akinobu Nojima, Tomohiko Hasegawa 2023-02-28
11539047 Positive electrode and lithium ion secondary battery Tetsu Sato, Masahiro Saegusa 2022-12-27
10985371 Negative electrode active material layer with controlled reflectance and lithium ion secondary battery Tetsu Sato, Masahiro Saegusa 2021-04-20
10611639 Active material, method for manufacturing active material, electrode, lithium ion secondary battery, and method for manufacturing lithium ion secondary battery Atsushi Sano, Tomohiko Kato, Akinobu Nojima, Akiji Higuchi 2020-04-07
10312523 Lithium ion secondary battery Atsushi Sano 2019-06-04
10283773 Active material, method of manufacturing active material, and lithium-ion secondary battery Hisashi Suzuki, Masayoshi Hirano 2019-05-07
10230108 Active material, method for manufacturing active material, electrode, and lithium ion secondary battery Atsushi Sano, Tomohiko Kato, Akiji Higuchi 2019-03-12
10062924 Lithium-ion secondary battery with a negative electrode containing vanadium Atsushi Sano, Masahiro Oishi, Keiichi Fukuda 2018-08-28
9601802 Nonaqueous electrolyte for lithium-ion secondary battery containing vanadium and lithium-ion secondary battery containing same Atsushi Sano, Keiichi Fukuda 2017-03-21
9564641 Active material, electrode, lithium ion secondary battery, and method for manufacturing active material Atsushi Sano 2017-02-07
9263736 Positive electrode material for lithium ion secondary battery, positive electrode for lithium ion secondary battery, and lithium ion secondary battery Atsushi Sano, Tomohiko Kato 2016-02-16
8993171 Active material, electrode containing the active material, lithium secondary battery including the electrode, and method for making active material Atsushi Sano, Kouji Tokita, Tomohiko Kato, Akiji Higuchi 2015-03-31
8936871 Active material and positive electrode and lithium-ion second battery using same Atsushi Sano, Yosuke Miyaki, Takeshi Takahashi, Akiji Higuchi 2015-01-20
8932762 Active material and positive electrode and lithium-ion second battery using same Atsushi Sano, Yosuke Miyaki, Takeshi Takahashi, Akiji Higuchi 2015-01-13
8906255 Lithium-ion secondary battery Atsushi Sano 2014-12-09
8821763 Active material and method of manufacturing active material Atsushi Sano, Yosuke Miyaki, Takeshi Takahashi, Tohru Inoue, Akiji Higuchi 2014-09-02
8734539 Method of manufacturing active material containing vanadium and method of manufacturing lithium-ion secondary battery containing such active material Kouji Tokita, Atsushi Sano 2014-05-27
8734987 Active material, electrode containing same, lithium-ion secondary battery with the electrode, and method of manufacturing active material Atsushi Sano, Kouji Tokita, Tomohiko Kato, Akiji Higuchi 2014-05-27
8445135 Method of manufacturing active material, active material, electrode, and lithium-ion secondary battery Atsushi Sano, Yosuke Miyaki, Takeshi Takahashi, Tohru Inoue, Akiji Higuchi 2013-05-21
8142750 Method of manufacturing active material Atsushi Sano, Yosuke Miyaki, Takeshi Takahashi, Akiji Higuchi 2012-03-27