KO

Kengo Oka

SI Sumitomo Rubber Industries: 2 patents #4 of 52Top 8%
Overall (1989): #22,326 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4848766 Golf ball Kaname Yamada 1989-07-18
4813677 Golf ball Kaname Yamada 1989-03-21