Inventor · disambiguated record
Fumio Harada
Also filed as: HARADA FUMIO
8 granted patents·360 citations·filing 1975–1991
90Inventor score
Files withHITACHI LTD8
Top patents by PatentIndex Score
8 records- 0191US4300629ACross-fin tube type heat exchangerHITACHI LTD·Filed 1979·Granted Nov 17, 1981·61 cites·25 claims
- 0289US4122688ARefrigerating systemHITACHI LTD·Filed 1977·Granted Oct 31, 1978·69 cites·18 claims
- 0387US4371319AHermetic motor compressorHITACHI LTD·Filed 1980·Granted Feb 1, 1983·46 cites·14 claims
- 0486US4365667AHeat exchangerHITACHI LTD·Filed 1980·Granted Dec 28, 1982·48 cites·8 claims
- 0584US5279131AMulti-airconditionerHITACHI LTD·Filed 1991·Granted Jan 18, 1994·65 cites·8 claims
- 0683US4051001AProcess for regenerating etching solutionHITACHI LTD·Filed 1975·Granted Sep 27, 1977·30 cites·7 claims
- 0766US4411600AHermetic motor compressorHITACHI LTD·Filed 1980·Granted Oct 25, 1983·23 cites·6 claims
- 0859US4352642AHermetic motor-compressorHITACHI LTD·Filed 1980·Granted Oct 5, 1982·18 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →