SK

Sadao Kokubo

SK Showa Denko K.K.: 4 patents #353 of 1,736Top 25%
SA Showa Aluminum: 3 patents #52 of 253Top 25%
TI Tokai Rubber Industries: 3 patents #126 of 557Top 25%
Overall (All Time): #730,525 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
9555505 Forging method Kazuo Igarashi 2017-01-31
8814234 Vehicle bumper beam and method for manufacturing same Yasuji Kawamata, Satoshi Yamaguchi 2014-08-26
8287012 Bumper reinforcement for vehicles 2012-10-16
7516986 Steering support beam 2009-04-14
6007058 Mounting component for a cylindrical bushing and a mounting body Masatoshi Enomoto, Shunta Ushioda 1999-12-28
5954309 Aluminum alloy bracket for fixing elastic mount, assembly of elastic mount and bracket, and method of producing the bracket by extrusion Rentaro Kato, Shunta Ushioda 1999-09-21
5857659 Mounting component for a cylindrical bushing and a mounting body Rentaro Kato, Masaharu Tochigi 1999-01-12