YE

Yasukichi Egami

NC Nippon Piston Ring Co.: 1 patents #120 of 208Top 60%
📍 Nogi, JP: #50 of 88 inventorsTop 60%
Overall (All Time): #3,840,514 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5272930 Mechanical element having a shaft pressure-fitted into an engaging member and its manufacturing method Yoshikatsu Nakamura, Shunsuke Takeguchi, Ken Akimoto 1993-12-28