YK

Yoshiaki Kumashiro

HI Hitachi: 5 patents #7,555 of 28,497Top 30%
SC Shin-Kobe Electric Machinery Co.: 1 patents #92 of 199Top 50%
Overall (All Time): #854,824 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
9214701 Lithium-ion rechargeable battery Katsunori Nishimura, Kazushige Kohno, Toshiyuki Kobayashi 2015-12-15
8421418 Charging/discharging control unit for lithium secondary battery Yoshimi Yanai, Eiji Seki 2013-04-16
8338033 Nonaqueous lithium secondary battery Masao Shimizu 2012-12-25
8192871 Lithium secondary battery and production method of the same Hiroshi Haruna, Kazushige Kohno, Eiji Seki 2012-06-05
6262561 Battery system and electric vehicle using the battery system Tadashi Takahashi, Akihiko Emori, Hideki Miyazaki 2001-07-17
5903136 Method for charging secondary batteries Tadashi Takahashi, Satoru Funaki, Hideki Miyazaki, Katsunori Nishimura, Akihiro Takanuma 1999-05-11