HY

Haneishi Yasuyuki

PE Pentax: 1 patents #515 of 761Top 70%
Overall (All Time): #4,062,119 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4420239 Exchange mount with data transmitting electrical contacts Shinsuke Komoto 1983-12-13