Inventor · disambiguated record
Fumio Ohkubo
Also filed as: OHKUBO FUMIO
4 granted patents·59 citations·filing 1998–1998
76Inventor score
Top patents by PatentIndex Score
4 records- 0172US5979542ALaminated heat exchangerZEXEL CORPORTION·Filed 1998·Granted Nov 9, 1999·33 cites·5 claims
- 0249US5881805ALaminated heat exchangerZEXEL CORP·Filed 1998·Granted Mar 16, 1999·15 cites·9 claims
- 0339US5931221AHeat exchangerZEXEL CORP·Filed 1998·Granted Aug 3, 1999·9 cites·14 claims
- 0429US5893412ALaminated heat exchangerZEXEL CORP·Filed 1998·Granted Apr 13, 1999·2 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →