IH

Ikuhiro Hakamada

Overall (All Time): #1,648,601 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5558227 Sealed container having a calendar function — 1996-09-24
5428677 Telephone card having calendar function and system for using same — 1995-06-27
5272320 Telephone card having calendar and system for issuing and using same — 1993-12-21