NT

Nobuyuki Tokuda

Sumitomo Electric Industries: 12 patents #2,165 of 21,551Top 15%
KC Kansai Electric Power Co.: 12 patents #15 of 506Top 3%
NC Nippon Chemical Industrial Co.: 2 patents #62 of 212Top 30%
Overall (All Time): #420,406 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
9017869 Cell stack for redox flow battery Hiroyuki Nakaishi, Takashi Kanno, Seiji Ogino, Takefumi Ito, Toshio Shigematsu 2015-04-28
8221911 Method for operating redox flow battery and redox flow battery cell stack Takahiro Kumamoto 2012-07-17
7704634 Method for designing redox flow battery system Hiroshige Deguchi, Toshio Shigematsu 2010-04-27
7670719 Cell stack for redox flow battery, and redox flow battery Hiroyuki Nakaishi, Takashi Kanno, Seiji Ogino, Takefumi Ito, Toshio Shigematsu 2010-03-02
7258947 Electrolyte for redox flow battery, and redox flow battery Michiru Kubata, Hiroyuki Nakaishi 2007-08-21
7220515 Pressure fluctuation prevention tank structure, electrolyte circulation type secondary battery, and redox flow type secondary battery Takefumi Ito 2007-05-22
7199550 Method of operating a secondary battery system having first and second tanks for reserving electrolytes Yasumitsu Tsutsui 2007-04-03
7061205 Method for operating redox flow battery system Toshio Shigematsu, Takahiro Kumamoto, Hiroshige Deguchi 2006-06-13
6872376 Modified vanadium compound, producing method thereof, redox flow battery electrolyte composite and redox flow battery electrolyte producing method Yasuyuki Tanaka, Muneo Mita, Ken Horikawa, Masayuki Furuya, Michiru Kubata 2005-03-29
6761945 Electrolyte tank and manufacturing method thereof Toshihisa Adachi, Takefumi Itou, Toshihiko Takiguchi 2004-07-13
6613298 Trivalent and tetravalent mixed vanadium compound producing method and vanadium electrolyte producing method Yasuyuki Tanaka, Ken Horikawa, Muneo Mita, Michiru Kubata 2003-09-02
6461772 Battery diaphragm Shinichi Miyake 2002-10-08