TS

Tsugio Sakai

SI Seiko Instruments: 16 patents #100 of 1,437Top 7%
SC Seiko Electronic Components: 6 patents #2 of 47Top 5%
SP Sii Micro Parts: 4 patents #3 of 19Top 20%
Overall (All Time): #186,108 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7749649 Electrochemical cell having container with embedded positive electrode current collector Shunji Watanabe, Yoshibumi Nakamura, Hideharu Onodera, Kensuke Tahara 2010-07-06
7399321 Soldering method of nonaqueous-electrolyte secondary-battery Yoshimi Kanno, Agasa Egashira, Hiroaki Ishikawa, Shunji Watanabe 2008-07-15
7311995 Electrochemical cell Yoshibumi Nakamura, Kensuke Tahara, Shunji Watanabe, Hideharu Onodera 2007-12-25
7169506 Electrochemical cell Shunji Watanabe, Yoshimi Kanno 2007-01-30
6733544 Method of producing electrical double layer capacitor and method of mounting electrical double layer capacitor on a circuit substrate Shinichi Takasugi, Yoshimi Kanno, Shunji Watanabe, Yoshibumi Nakamura, Hideharu Onodera 2004-05-11
6723469 Alkaline battery without mercury and electronic apparatus powered thereby Shunji Watanabe, Hideo Sakamoto 2004-04-20
6713215 Non-aqueous electrolyte rechargeable batteries Shunji Watanabe, Toyoo Harada, Yoshimi Kanno, Shinichi Takasugi, Hideharu Onodera +1 more 2004-03-30
6623885 Power source element having connecting terminals Shunji Watanabe, Nobuyoshi Takahashi, Hideharu Onodera 2003-09-23
6625008 Electrical double layer capacitor and portable electronic apparatus equipped with electrical double layer capacitor Shunji Watanabe, Hideharu Onodera, Toyoo Harada, Yoshimi Kanno, Shinichi Takasugi +1 more 2003-09-23
6586139 Alkaline battery without mercury and electronic apparatus powered thereby Shunji Watanabe, Hideo Sakamoto 2003-07-01
6489062 Non-aqueous electrolyte secondary battery having heat-resistant electrodes Shunji Watanabe, Shinichi Takasugi, Hideharu Onodera, Toyoo Harada 2002-12-03
6459564 Electrical double layer capacitor and portable electronic apparatus equipped with electrical double layer capacitor Shunji Watanabe, Hideharu Onodera, Toyoo Harada, Yoshimi Kanno, Shinichi Takasugi +1 more 2002-10-01
6445566 Power source element Shunji Watanabe 2002-09-03
6395425 Non-aqueous electrolyte secondary battery with a lithium copper titanium oxide electrode Yoshimi Kanno, Shunji Watanabe, Hideharu Onodera, Shinichi Takasugi 2002-05-28
6083644 Non-aqueous electrolyte secondary battery Shunji Watanabe, Shinichi Takasugi, Kensuke Tahara, Akifumi Sakata, Hideharu Onodera 2000-07-04
RE35818 Non-aqueous electrolyte secondary battery and method of producing the same Kensuke Tahara, Hideki Ishikawa, Akifumi Sakata, Fumiharu Iwasaki, Seiji Yahagi 1998-06-02
5620812 Non-aqueous electrolyte secondary battery Kensuke Tahara, Fumiharu Iwasaki, Seiji Yahagi, Akifumi Sakata, Hideki Ishikawa +1 more 1997-04-15
5556721 Non-aqueous electrolyte secondary battery and production method of the same Tomio Sasaki, Kensuke Tahara 1996-09-17
5506075 Non-aqueous electrolyte secondary battery and method of producing the same Fumiharu Iwasaki, Kensuke Tahara, Hideki Ishikawa, Seiji Yahagi, Akifumi Sakata 1996-04-09
5478670 Non-aqueous electrolyte electrochemical cell comprising high Ni austenitic stainless steel positive electrode case Toyoo Hayasaka, Toyoo Harada, Junko Ohshida 1995-12-26
5401599 Non-aqueous electrolyte secondary battery and method of producing the same Kensuke Tahara, Hideki Ishikawa, Akifumi Sakata, 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, Akifumi Sakata 1995-03-07
5286582 Monaqueous electrolyte secondary battery and process for producing positive active materials Kensuke Tahara, Hideki Ishikawa 1994-02-15