TO

Toshiharu Otsuka

TO Toto: 24 patents #17 of 1,113Top 2%
PA Panasonic: 4 patents #6,180 of 21,108Top 30%
MC Morimura Sofc Technology Co.: 3 patents #7 of 38Top 20%
SC Sekisui Chemical Co.: 1 patents #529 of 908Top 60%
📍 Nakama, MS: #1 of 1 inventorsTop 100%
Overall (All Time): #137,983 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
5853562 Method and apparatus for electrolyzing water Toshio Eki, Akemi Kuroda, Yoshinobu Uchimura 1998-12-29
5846390 Non-membrane water electrolyzer Toshio Eki, Takafumi Oshima, Akemi Kuroda 1998-12-08
5843291 Water electrolyzer Toshio Eki, Kazuyuki Enomoto, Tomohiro Nishi 1998-12-01