Inventor · disambiguated record
Koichi Hirakawa
Also filed as: HIRAKAWA KOICHI
8 granted patents·49 citations·filing 1975–2019
85Inventor score
Top patents by PatentIndex Score
8 records- 0166US4127695AMethod of insulating electromagnetic coilsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1975·Granted Nov 28, 1978·17 cites·13 claims
- 0264US7476091B2Power blowerHONDA MOTOR CO LTD·Filed 2004·Granted Jan 13, 2009·14 cites·15 claims
- 0354USD952688SEngineKAAZ CORP·Filed 2019·Granted May 24, 2022·5 cites·1 claims
- 0449USD260313SLaminate sheetFORMICA CORP·Filed 1978·Granted Aug 18, 1981·4 cites·1 claims
- 0545USD260312SLaminate sheetFORMICA CORP·Filed 1978·Granted Aug 18, 1981·3 cites·1 claims
- 0634USD926228SCylinder block for engineKAAZ CORP·Filed 2019·Granted Jul 27, 2021·1 cites·1 claims
- 0734USD261819SDecorative laminate sheetFORMICA CORP·Filed 1978·Granted Nov 10, 1981·1 cites·1 claims
- 0829US4115175AMethod for manufacturing synthetic resin packed product assemblyMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1977·Granted Sep 19, 1978·4 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →