YK

Yasuharu Kawaguchi

BC Bridgestone Sports Co.: 2 patents #116 of 224Top 55%
Overall (All Time): #2,166,036 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7086968 Golf Ball Rinya Takesue, Hiroyuki Nagasawa, Yoko Furuta 2006-08-08
7008333 Golf ball Rinya Takesue, Hiroyuki Nagasawa, Yoko Furuta 2006-03-07