KH

Kouji Hirooka

YC Yamada Manufacturing Co.: 5 patents #16 of 164Top 10%
Overall (All Time): #1,001,546 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
8931364 Steering device Suguru Sugishita 2015-01-13
8869647 Steering apparatus Suguru Sugishita 2014-10-28
8522639 Steering apparatus Suguru Sugishita 2013-09-03
7717011 Fixing device for steering device 2010-05-18
7607694 Steering device Eiji Shinohara 2009-10-27