AS

Akifumi Sakata

SI Seiko Instruments: 6 patents #265 of 1,437Top 20%
SC Seiko Electronic Components: 3 patents #11 of 47Top 25%
SP Sii Printek: 3 patents #30 of 73Top 45%
Overall (All Time): #576,141 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8662643 Liquid jet head and liquid jet apparatus Yoshinori Domae 2014-03-04
8544982 Liquid jet head, liquid jet recorder and method for filling liquid jet head with liquid Kazuyoshi Tominaga, Ayako Kayama, Toshiaki Watanabe 2013-10-01
8430477 Liquid injection head, liquid injection recording apparatus, and method of filling liquid injection head with liquid Kazuyoshi Tominaga, Toshiaki Watanabe, Masatoshi Toda, Akihiro Sadaki 2013-04-30
6083644 Non-aqueous electrolyte secondary battery Shunji Watanabe, Shinichi Takasugi, Tsugio Sakai, Kensuke Tahara, Hideharu Onodera 2000-07-04
RE35818 Non-aqueous electrolyte secondary battery and method of producing the same Kensuke Tahara, Hideki Ishikawa, Tsugio Sakai, Fumiharu Iwasaki, Seiji Yahagi 1998-06-02
5620812 Non-aqueous electrolyte secondary battery Kensuke Tahara, Fumiharu Iwasaki, Seiji Yahagi, Tsugio Sakai, Hideki Ishikawa +1 more 1997-04-15
5506075 Non-aqueous electrolyte secondary battery and method of producing the same Fumiharu Iwasaki, Kensuke Tahara, Hideki Ishikawa, Seiji Yahagi, Tsugio Sakai 1996-04-09
5401599 Non-aqueous electrolyte secondary battery and method of producing the same Kensuke Tahara, Hideki Ishikawa, Tsugio Sakai, Fumiharu Iwasaki, Seiji Yahagi 1995-03-28
5395711 Non-aqueous electrolyte secondary battery and its production method Kensuke Tahara, Hideki Ishikawa, Fumiharu Iwasaki, Seiji Yahagi, Tsugio Sakai 1995-03-07