YF

Yoshitsugu Fujiwara

KC Koyo Seiko Co.: 1 patents #363 of 749Top 50%
📍 Kishiwada, JP: #68 of 108 inventorsTop 65%
Overall (All Time): #3,693,528 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5795080 Needle bearing retainer and a needle bearing Hirotsugu Okuse, Masahiro Noguchi 1998-08-18