YK

Yoshitada Katayama

DE Denso: 3 patents #3,857 of 11,792Top 35%
HI Hitachi: 3 patents #10,712 of 28,497Top 40%
NC Nippondenso Co.: 3 patents #799 of 3,479Top 25%
AC Advics Co.: 2 patents #250 of 686Top 40%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
Overall (All Time): #737,199 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
8936040 Solenoid valve Motonori Tominaga, Masuhiro Kondoh, Shinichi Tsujimura 2015-01-20
7198334 Brake fluid control device 2007-04-03
6521055 Method of stress inducing transformation of austenite stainless steel and method of producing composite magnetic members Satoshi Sugiyama, Yoshihiro Tanimura, Masaki Shimizu, Hidehito Kito, Suehisa Sugisaka 2003-02-18
6390443 Composite magnetic member, process for producing the member and electromagnetic valve using the member Youzou Majima, Takayuki Shibata, Keizo Takeuchi, Toshiaki Terada, Shinya Sugiura +2 more 2002-05-21
6187459 Composite magnetic member, process for producing the member and electromagnetic valve using the member Keizo Takeuchi, Toshiaki Terada, Shinya Sugiura, Hakaru Sasaki, Tsutomu Inui 2001-02-13
6143094 Method of stress inducing transformation of austenite stainless steel and method of producing composite magnetic members Satoshi Sugiyama, Yoshihiro Tanimura, Masaki Shimizu, Hidehito Kito, Suehisa Sugisaka 2000-11-07
5865907 Composite magnetic member, process for producing the member and electromagnetic valve using the member Keizo Takeuchi, Toshiaki Terada, Shinya Sugiura, Hakaru Sasaki, Tsutomu Inui 1999-02-02