Inventor · disambiguated record
Naoe Hirai
Also filed as: HIRAI NAOE
4 granted patents·21 citations·filing 1976–1994
72Inventor score
Top patents by PatentIndex Score
4 records- 0149US4083763AMethod for manufacturing colored metal sheetsNIPPON STEEL CORP·Filed 1976·Granted Apr 11, 1978·8 cites·6 claims
- 0245US5200159APurified solution containing iron and manganese, and method producing thereofCHEMIRITE LTD·Filed 1989·Granted Apr 6, 1993·5 cites·3 claims
- 0344US5032367AMethod for producing powdered iron oxideCHEMIRITE LTD·Filed 1988·Granted Jul 16, 1991·8 cites·4 claims
- 0426US5476605AMn-Zn ferriteTDK CORP·Filed 1994·Granted Dec 19, 1995·0 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →