YF

Yasuharu Fukushima

SI Sumitomo Rubber Industries: 2 patents #809 of 1,637Top 50%
TC The Ohtsu Tire & Rubber Co.: 1 patents #27 of 52Top 55%
📍 Izumi, JP: #88 of 245 inventorsTop 40%
Overall (All Time): #1,582,891 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7407236 Elastic crawler 2008-08-05
6722746 Resilient crawler and method of manufacturing the same Teruyuki Katayama, Kenichi Sakai 2004-04-20
6536852 Resilient crawler and method of manufacture the same Teruyuki Katayama, Kenichi Sakai 2003-03-25