KO

Keiichi Ookawa

HS Hitachi Tohbu Semiconductor: 8 patents #12 of 223Top 6%
RT Renesas Technology: 5 patents #592 of 3,337Top 20%
RE Renesas Electronics: 4 patents #1,016 of 4,529Top 25%
RS Renesas Eastern Japan Semiconductor: 1 patents #25 of 82Top 35%
Overall (All Time): #577,120 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8816411 Mosfet package Ryoichi Kajiwara, Masahiro Koizumi, Toshiak Morita, Kazuya Takahashi, Munehisa Kishimoto +5 more 2014-08-26
8455986 Mosfet package Ryoichi Kajiwara, Masahiro Koizumi, Toshiaki Morita, Kazuya Takahashi, Munehisa Kishimoto +5 more 2013-06-04
8183607 Semiconductor device Ryoichi Kajiwara, Masahiro Koizumi, Toshiaki Morita, Kazuya Takahashi, Munehisa Kishimoto +5 more 2012-05-22
7985991 MOSFET package Ryoichi Kajiwara, Masahiro Koizumi, Toshiaki Morita, Kazuya Takahashi, Munehisa Kishimoto +5 more 2011-07-26
7400002 MOSFET package Ryoichi Kajiwara, Masahiro Koizumi, Toshiaki Morita, Kazuya Takahashi, Munehisa Kishimoto +5 more 2008-07-15
7394146 MOSFET package Ryoichi Kajiwara, Masahiro Koizumi, Toshiaki Morita, Kazuya Takahashi, Munehisa Kishimoto +5 more 2008-07-01
7342267 MOSFET package Ryoichi Kajiwara, Masahiro Koizumi, Toshiaki Morita, Kazuya Takahashi, Munehisa Kishimoto +5 more 2008-03-11
7332757 MOSFET package Ryoichi Kajiwara, Masahiro Koizumi, Toshiaki Morita, Kazuya Takahashi, Munehisa Kishimoto +5 more 2008-02-19
6774466 Semiconductor device Ryoichi Kajiwara, Masahiro Koizumi, Toshiaki Morita, Kazuya Takahashi, Munehisa Kishimoto +5 more 2004-08-10