Inventor · disambiguated record
Masahiko Miyai
Also filed as: MIYAI MASAHIKO
7 granted patents·273 citations·filing 1980–1984
88Inventor score
Files withHITACHI LTD7
Top patents by PatentIndex Score
7 records- 0197US4390058AMethod of monitoring condenser performance and system thereforHITACHI LTD·Filed 1980·Granted Jun 28, 1983·140 cites·32 claims
- 0283US4420038ACleaning system for heat conductive conduits of a heat exchangerHITACHI LTD·Filed 1981·Granted Dec 13, 1983·37 cites·5 claims
- 0379US4476917AMethod of and system for cleaning cooling tubes of heat transfer unitsHITACHI LTD·Filed 1981·Granted Oct 16, 1984·32 cites·10 claims
- 0467US4435285ASorting apparatusHITACHI LTD·Filed 1981·Granted Mar 6, 1984·20 cites·13 claims
- 0559US4543188AApparatus for removing foreign matters from condenser cooling waterHITACHI LTD·Filed 1983·Granted Sep 24, 1985·15 cites·12 claims
- 0657US4461346AFeedwater heaterHITACHI LTD·Filed 1981·Granted Jul 24, 1984·18 cites·10 claims
- 0742US4692253AMethod and apparatus for removing extraneous mattersHITACHI LTD·Filed 1984·Granted Sep 8, 1987·11 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →