MK

Masumi Katsumoto

Sumitomo Electric Industries: 20 patents #1,058 of 21,551Top 5%
📍 Kamakura, JP: #78 of 1,212 inventorsTop 7%
Overall (All Time): #225,562 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
7455930 Battery and method for manufacturing the same Hideki Kasahara, Masaharu Miyahisa, Yoshihiro Boki 2008-11-25
7348095 Battery and method for manufacturing the same Hideki Kasahara, Satoshi Yoneyama, Yoshihiro Boki, Masaharu Miyahisa, Hideyuki Kumakiri 2008-03-25
6849357 Battery, a process for producing the battery, a process for producing a battery case, and a battery pack Hideki Kasahara, Masaharu Miyahisa, Yoshihiro Boki 2005-02-01
6777130 Square battery Hideki Kasahara, Masaharu Miyahisa, Yoshihiro Boki 2004-08-17
D486445 Battery Hideki Kasahara, Masaharu Miyahisa, Yoshihiro Boki 2004-02-10
6596436 Nickel positive electrode plate for alkaline storage batteries and method for producing the same Masayoshi Maruta, Yoshiyuki Muraoka, Fumihiko Yoshii 2003-07-22
D477276 Battery Masaharu Miyahisa, Masahiko Kato, Yoshihiro Boki 2003-07-15
D476947 Battery Hideki Kasahara, Masaharu Miyahisa, Yoshihiro Boki 2003-07-08
D476616 Battery Hideki Kasahara, Masaharu Miyahisa, Yoshihiro Boki 2003-07-01
D476617 Battery Hideki Kasahara, Masaharu Miyahisa, Yoshihiro Boki 2003-07-01
D476619 Battery Masaharu Miyahisa, Masahiko Kato, Yoshihiro Boki 2003-07-01
D472207 Battery Hideki Kasahara, Masaharu Miyahisa, Yoshihiro Boki 2003-03-25
D471864 Battery Masaharu Miyahisa, Masahiko Kato, Yoshihiro Boki 2003-03-18
D471863 Battery Masaharu Miyahisa, Masahiko Kato, Yoshihiro Boki 2003-03-18
D471862 Battery Hideki Kasahara, Masaharu Miyahisa, Yoshihiro Boki 2003-03-18
D471515 Battery Hideki Kasahara, Masaharu Miyahisa, Yoshihiro Boki 2003-03-11
6218046 Positive electrode material for alkaline storage battery and method of producing the same Futoshi Tanigawa, Fumio Kato, Tatsuhiko Suzuki, Yoshitaka Dansui, Kohji Yuasa 2001-04-17
6156455 Method for producing positive electrodes of alkaline storage batteries Yasuharu Yamamura, Hideo Kaiya 2000-12-05
6114063 Alkaline storage battery and method for treating surface of positive electrode active material thereof Norikatsu Akutsu, Takeshi Yao, Yasuharu Yamamura 2000-09-05
5804334 Alkaline storage battery and method for producing positive electrode thereof Yasuharu Yamamura, Hideo Kaiya 1998-09-08