TN

Tatsuji Numata

NE Nec: 17 patents #644 of 14,502Top 5%
ND Nec Energy Devices: 5 patents #9 of 81Top 15%
AS Automotive Energy Supply: 2 patents #15 of 87Top 20%
Overall (All Time): #208,273 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10374219 Lithium ion secondary battery Ryuichi Kasahara, Jiro Iriyama, Shin Serizawa, Hiroo Takahashi 2019-08-06
10181619 Method of manufacturing nonaqueous electrolyte secondary battery Hidetoshi Tamura, Ippei Waki, Hiroshi Yageta 2019-01-15
10026953 Mixed electrode for nonaqueous electrolyte battery, and manufacturing method for the same Yuji Tanjo, Hiroaki Tanizaki, Yoshihiro NIIDA, Yukinori Takahashi 2018-07-17
9768476 System and method for detecting a state of a lithium secondary battery by measuring a voltage of a negative electrode with respect to a reference electrode Jiro Iriyama, Tetsuya Kajita, Daisuke Kawasaki, Ryuichi Kasahara 2017-09-19
9325010 Negative electrode active material for lithium secondary cell, lithium secondary cell employing the same, and method for producing the same Jiro Iriyama, Tetsuya Kajita, Daisuke Kawasaki, Kazuhiko Inoue 2016-04-26
9312534 Nonaqueous electrolytic solution secondary battery, and positive electrode and negative electrode used in the same Hiroo Takahashi, Tetsuya Kajita 2016-04-12
9263741 Negative electrode for nanaqueous electrolyte secondary battery, nonaqueous electrolyte secondary battery using the same, and method for manufacturing negative electrode for nonaqueous electrolyte secondary battery Jiro Iriyama, Ryuichi Kasahara, Tetsuya Kajita 2016-02-16
9123928 Method for doping and dedoping lithium into and from negative electrode and method for producing negative electrode for lithium secondary battery Jiro Iriyama, Tetsuya Kajita, Daisuke Kawasaki 2015-09-01
9076995 Secondary battery Shin Serizawa, Hiroo Takahashi, Daisuke Kawasaki, Jiro Iriyama, Ryuichi Kasahara +2 more 2015-07-07
9018916 Lithium secondary battery and control system therefor, and method for detecting state of lithium secondary battery Jiro Iriyama, Tetsuya Kajita, Daisuke Kawasaki, Ryuichi Kasahara 2015-04-28
8956762 Lithium ion secondary battery and method for manufacturing the same Ryuichi Kasahara, Jiro Iriyama, Tetsuya Kajita, Hiroo Takahashi, Daisuke Kawasaki 2015-02-17
8435672 Lithium ion secondary battery Yutaka Bannai, Ryuichi Kasahara 2013-05-07
8227116 Secondary battery Daisuke Kawasaki, Yuki Kusachi, Koji Utsugi 2012-07-24
7556889 Positive electrode active material for secondary battery, positive electrode for secondary battery, secondary battery and method for producing positive electrode active material for secondary battery Tomokazu Kumeuchi, Daisuke Kawasaki 2009-07-07
7335444 Positive electrode active material for a secondary battery, secondary battery and process of manufacturing positive electrode active material for a secondary battery Yoshitada Tomioka 2008-02-26
7179566 Positive electrode active material for secondary cell, positive electrode for secondary cell using same, and secondary cell Daisuke Kawasaki, Takehiro Noguchi 2007-02-20
7026070 Positive electrode active material, positive electrode and non-aqueous electrolyte secondary battery using thereof Takehiro Noguchi 2006-04-11
7011907 Secondary battery cathode active material, secondary battery cathode and secondary battery using the same Takehiro Noguchi, Daisuke Kawasaki 2006-03-14
6686092 Nonaqueous electrolyte type secondary battery with a film casing Hiroshi Yageta, Chika Kanbe, Akira Kobayashi, Masato Shirakata, Masatomo Yonezawa 2004-02-03
6682850 Nonaqueous electrolyte solution secondary battery using lithium-manganese composite oxide for positive electrode Chika Kanbe, Akira Kobayashi, Masato Shirakata, Masatomo Yonezawa 2004-01-27
6436574 Nonaqueous electrolyte secondary battery Chika Kambe, Mikio Watanabe 2002-08-20