Inventor · disambiguated record
Yoshifumi Kunugi
Also filed as: KUNUGI YOSHIFUMI
15 granted patents·218 citations·filing 1977–1993
94Inventor score
Files withHITACHI LTD15
Top patents by PatentIndex Score
15 records- 0174US4546795ASolenoid valveHITACHI LTD·Filed 1984·Granted Oct 15, 1985·34 cites·11 claims
- 0270US4756362AHeat exchangerHITACHI LTD·Filed 1986·Granted Jul 12, 1988·32 cites·5 claims
- 0360US4748830AAir-cooled absorption heating and cooling systemHITACHI LTD·Filed 1987·Granted Jun 7, 1988·19 cites·19 claims
- 0455US4448040AAbsorption type heat pump systemHITACHI LTD·Filed 1982·Granted May 15, 1984·14 cites·13 claims
- 0553US5085271AHeat accumulation system and method of operating the sameHITACHI LTD·Filed 1989·Granted Feb 4, 1992·15 cites·18 claims
- 0649US5205137AAbsorption air conditionerHITACHI LTD·Filed 1991·Granted Apr 27, 1993·17 cites·23 claims
- 0749US4791984AHeat transfer finHITACHI LTD·Filed 1987·Granted Dec 20, 1988·14 cites·2 claims
- 0846US5186241AChemical heat pumpHITACHI LTD·Filed 1989·Granted Feb 16, 1993·9 cites·4 claims
- 0943US4563882AAir cooling type absorption coolerHITACHI LTD·Filed 1985·Granted Jan 14, 1986·11 cites·14 claims
- 1042US5353866AHeat transfer fins and heat exchangerHITACHI LTD·Filed 1993·Granted Oct 11, 1994·16 cites·10 claims
- 1140US4655053AAir-cooled absorption refrigeration systemHITACHI LTD·Filed 1985·Granted Apr 7, 1987·9 cites·11 claims
- 1236US4476694AAbsorption cooling and heating systemHITACHI LTD·Filed 1983·Granted Oct 16, 1984·7 cites·10 claims
- 1334US4126015AAir cooling apparatusHITACHI LTD·Filed 1977·Granted Nov 21, 1978·7 cites·9 claims
- 1433US4841744ADouble effect air cooled absorption refrigerating machineHITACHI LTD·Filed 1988·Granted Jun 27, 1989·11 cites·13 claims
- 1530US4474551ACombustion apparatusHITACHI LTD·Filed 1982·Granted Oct 2, 1984·3 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →