KY

Kiyoshi Yoshikawa

SI Seiko Instruments: 4 patents #10 of 168Top 6%
Overall (2011): #25,327 of 364,097Top 7%
4
Patents 2011

Issued Patents 2011

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
8058845 Battery state monitoring circuit and battery apparatus Yoshihisa Tange, Atsushi Sakurai, Takakazu Ozawa 2011-11-15
7990130 Band gap reference voltage circuit 2011-08-02
7990669 Battery protection circuit and battery device Atsushi Sakurai, Toshiyuki Koike, Kazuaki Sano, Yoshihisa Tange 2011-08-02
7923968 Charge and discharge control circuit and rechargeable power supply device Kazuaki Sano, Toshiyuki Koike, Yoshihisa Tange, Atsushi Sakurai 2011-04-12