SS

Shoichi Shiroyama

SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
TI Tokai Rubber Industries: 1 patents #281 of 557Top 55%
Overall (All Time): #4,012,240 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4506868 Shock absorber for vehicular couplers Kazuo Yamashita, Katsuji Morishita 1985-03-26