YK

Yasutoshi Kurihara

HI Hitachi: 8 patents #5,191 of 28,497Top 20%
HC Hitachi Haramachi Electronics Co.: 3 patents #5 of 64Top 8%
HC Hitachi Cable: 1 patents #530 of 1,086Top 50%
HC Hitachi Car Engineering Co.: 1 patents #275 of 465Top 60%
HS Hitachi Tohbu Semiconductor: 1 patents #126 of 223Top 60%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
Overall (All Time): #585,623 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
7141741 Circuit board Kazuji Yamada, Akira Tanaka, Ryuichi Saito, Tadao Kushima, Takashi Haramaki +12 more 2006-11-28
6710263 Semiconductor devices Toshiyuki Kobayashi, Takumi Ueno, Nobuyoshi Maejima, Hirokazu Nakajima, Tomio Yamada +1 more 2004-03-23
6579623 Composite material member for semiconductor device and insulated and non-insulated semiconductor devices using composite material member Yasuo Kondo, Takumi Ueno, Toshiaki Morita, Kenji Koyama, Takashi Suzumura +2 more 2003-06-17
6434008 Semiconductor device Kazuji Yamada, Akira Tanaka, Ryuichi Saito, Tadao Kushima, Takashi Haramaki +12 more 2002-08-13
6353258 Semiconductor module Hirokazu Inoue, Ryuichi Saito, Mutsuhiro Mori, Jin Onuki, Shin Kimura +6 more 2002-03-05
5956231 Semiconductor device having power semiconductor elements Kazuji Yamada, Akira Tanaka, Ryuichi Saito, Tadao Kushima, Takashi Haramaki +12 more 1999-09-21
4649990 Heat-conducting cooling module Tasao Soga, Hiroaki Hachino, Kenji Miyata, Masahiro Okamura, Fumiyuki Kobayashi +1 more 1987-03-17
4556899 Insulated type semiconductor devices Yoshihiro Suzuki, Michio Ooue, Hiroaki Hachino, Mitsuo Yanagi 1985-12-03
4352120 Semiconductor device using SiC as supporter of a semiconductor element Hiroaki Hachino, Kousuke Nakamura 1982-09-28