Inventor · disambiguated record
Katsuya Ebara
Also filed as: EBARA KATSUYA · MASTUZAKI HARUMI · OGAWA TOSHIO
22 granted patents·884 citations·filing 1976–1992
97Inventor score
Top patents by PatentIndex Score
22 records- 0198US5105556AVapor washing process and apparatusHITACHI LTD·Filed 1988·Granted Apr 21, 1992·215 cites·38 claims
- 0296US4879041AProcess for producing ultra-pure water and process for using said ultra-pure waterHITACHI LTD·Filed 1988·Granted Nov 7, 1989·112 cites·15 claims
- 0394US5300197ADistillation apparatus with porous membrane and heat pumpHITACHI LTD·Filed 1990·Granted Apr 5, 1994·127 cites·40 claims
- 0489US4894355AFlexible, water-repellent baked carbon plate, its production, fuel cell electrode, fuel cell electrode plate and its production and fuel cellHITACHI LTD·Filed 1988·Granted Jan 16, 1990·69 cites·20 claims
- 0585US4698153AApparatus for producing ultra-pure water by ion exchange resinHITACHI LTD·Filed 1985·Granted Oct 6, 1987·56 cites·14 claims
- 0683US4953694ADistilling apparatusHITACHI LTD·Filed 1988·Granted Sep 4, 1990·51 cites·5 claims
- 0775US4198293ATubular membrane separation process and apparatus thereforHITACHI LTD·Filed 1978·Granted Apr 15, 1980·29 cites·17 claims
- 0872US4389253AProcess for removing crud from ion exchange resinHITACHI LTD·Filed 1981·Granted Jun 21, 1983·22 cites·16 claims
- 0971US4746437AMethod and apparatus for concentration aqueous solution and method and apparatus for recovering temperatureHITACHI LTD·Filed 1985·Granted May 24, 1988·31 cites·16 claims
- 1064US4255255ATubular membrane separation process and apparatus thereforHITACHI LTD·Filed 1978·Granted Mar 10, 1981·19 cites·15 claims
- 1163US4670137AImpurity detectorHITACHI LTD·Filed 1986·Granted Jun 2, 1987·22 cites·15 claims
- 1263US4638646AHeat storing apparatusHITACHI LTD·Filed 1986·Granted Jan 27, 1987·18 cites·11 claims
- 1360US4505824AMethod and apparatus for purifying liquid using an electromagnetic filterAKAMINE KAZUHIKO·Filed 1982·Granted Mar 19, 1985·12 cites·16 claims
- 1458US4986079AApparatus and method of generating coldnessHITACHI LTD·Filed 1989·Granted Jan 22, 1991·25 cites·10 claims
- 1556US5289868AAbsorption chiller heater and unit-type air conditioning systemHITACHI LTD·Filed 1992·Granted Mar 1, 1994·22 cites·9 claims
- 1649US5205137AAbsorption air conditionerHITACHI LTD·Filed 1991·Granted Apr 27, 1993·17 cites·23 claims
- 1744US4080289AApparatus for treating waste water or solutionHITACHI LTD AND HITACHI PLANT·Filed 1976·Granted Mar 21, 1978·11 cites·35 claims
- 1842US4619768AMethod of removing crude oil sludgeHITACHI LTD·Filed 1984·Granted Oct 28, 1986·7 cites·6 claims
- 1941US5018367ACooling energy generator with cooling energy accumulatorHITACHI LTD·Filed 1989·Granted May 28, 1991·13 cites·4 claims
- 2035US4177138ADialysis method and apparatus thereforHITACHI LTD·Filed 1977·Granted Dec 4, 1979·4 cites·6 claims
- 2131US4783277AAbsorption-type refrigeratorHITACHI LTD·Filed 1987·Granted Nov 8, 1988·1 cites·5 claims
- 2230US4861383AProcess for recovering subterranean stem starch and proteinHITACHI LTD·Filed 1987·Granted Aug 29, 1989·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →