YM

Yoshitoshi Matsumoto

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,945,097 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4719358 Photoelectronic device with an electromagnetic shielding member for electromagnetically isolating a light emitting element from a light receiving element Fuyuhiko Murofushi 1988-01-12