Inventor · disambiguated record
Yasuo Okuma
Also filed as: OKUMA YASUO
4 granted patents·185 citations·filing 1982–1985
80Inventor score
Files withHITACHI LTD4
Top patents by PatentIndex Score
4 records- 0191US4511970APortable terminal deviceHITACHI LTD·Filed 1982·Granted Apr 16, 1985·86 cites·6 claims
- 0287US4482802ATransaction handling systemHITACHI LTD·Filed 1982·Granted Nov 13, 1984·74 cites·7 claims
- 0348US4525712ATransaction processing systemHITACHI LTD·Filed 1982·Granted Jun 25, 1985·15 cites·9 claims
- 0428US4734859AMethod and apparatus for handling transaction slips including illegible charactersHITACHI LTD·Filed 1985·Granted Mar 29, 1988·10 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →