Inventor · disambiguated record
Tomihisa Ohuchi
Also filed as: OHUCHI TOMIHISA
19 granted patents·318 citations·filing 1981–2001
95Inventor score
Files withHITACHI LTD19
Top patents by PatentIndex Score
19 records- 0191US5577555AHeat exchangerHITACHI LTD·Filed 1994·Granted Nov 26, 1996·81 cites·4 claims
- 0273US5282369AMultiple type absorption air conditioning systemHITACHI LTD·Filed 1992·Granted Feb 1, 1994·29 cites·20 claims
- 0369US6247331B1Absorption refrigerator and the method of producing the sameHITACHI LTD·Filed 2000·Granted Jun 19, 2001·17 cites·20 claims
- 0468US6233968B1Absorption refrigerating machineHITACHI LTD·Filed 2000·Granted May 22, 2001·15 cites·4 claims
- 0556US5289868AAbsorption chiller heater and unit-type air conditioning systemHITACHI LTD·Filed 1992·Granted Mar 1, 1994·22 cites·9 claims
- 0654US6122930AAbsorption refrigerating machineHITACHI LTD·Filed 1999·Granted Sep 26, 2000·16 cites·23 claims
- 0753US5275010AControl method and apparatus of absorption chiller heaterHITACHI LTD·Filed 1992·Granted Jan 4, 1994·15 cites·14 claims
- 0850US6336343B1Two-stage absorption refrigerating apparatusHITACHI LTD·Filed 2001·Granted Jan 8, 2002·7 cites·17 claims
- 0950US5517830AMultiple type absorption air conditioning systemHITACHI LTD·Filed 1995·Granted May 21, 1996·13 cites·1 claims
- 1049US5205137AAbsorption air conditionerHITACHI LTD·Filed 1991·Granted Apr 27, 1993·17 cites·23 claims
- 1146US5259202AAbsorption air-conditioning systemHITACHI LTD·Filed 1992·Granted Nov 9, 1993·15 cites·12 claims
- 1246US5186241AChemical heat pumpHITACHI LTD·Filed 1989·Granted Feb 16, 1993·9 cites·4 claims
- 1345US5447042AMultiple type absorption air conditioning systemHITACHI LTD·Filed 1994·Granted Sep 5, 1995·8 cites·5 claims
- 1443US5435154AHigh temperature regenerator of an absorption type hot and cold water generator and absorption type hot and cold water generatorHITACHI LTD·Filed 1994·Granted Jul 25, 1995·16 cites·5 claims
- 1543US4328679ACapability control apparatus for cooling system having direct expansion type evaporatorHITACHI LTD·Filed 1981·Granted May 11, 1982·9 cites·6 claims
- 1642US5218844AAbsorption heat pump apparatus with indoor and outdoor heat exchangersHITACHI LTD·Filed 1991·Granted Jun 15, 1993·12 cites·13 claims
- 1734US6279343B1High temperature regenerator for absorption water cooling and heating machineHITACHI LTD·Filed 1998·Granted Aug 28, 2001·6 cites·5 claims
- 1831US4941329ADouble effect air-cooled absorption refrigerating machineHITACHI LTD·Filed 1989·Granted Jul 17, 1990·7 cites·9 claims
- 1927US5048308AAbsorption refrigeratorHITACHI LTD·Filed 1990·Granted Sep 17, 1991·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →