AO

Akira Ohryo

SO Sony: 2 patents #12,963 of 25,231Top 55%
Overall (All Time): #2,329,233 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
4877946 Card issuance apparatus with cancellation mode Makoto Ando, Koichiro Kakinuma, Masahiko Sawa, Hideaki Ohmuro 1989-10-31
4812632 Portable magnetic card reading and writing apparatus with verification of constant and user supplied data Koichiro Kakinuma, Makoto Ando, Masahiko Sawa, Hideaki Ohmuro, Tadahiko Nakamura 1989-03-14