Inventor · disambiguated record
Hirokiyo Terada
Also filed as: TERADA HIROKIYO
12 granted patents·420 citations·filing 1983–1997
93Inventor score
Files withHITACHI LTD12
Top patents by PatentIndex Score
12 records- 0190US4958500AAir conditioner and air conditioning methodHITACHI LTD·Filed 1989·Granted Sep 25, 1990·72 cites·10 claims
- 0285US4562700ARefrigeration systemHITACHI LTD·Filed 1984·Granted Jan 7, 1986·50 cites·18 claims
- 0383US4551983ARefrigeration apparatusHITACHI LTD·Filed 1984·Granted Nov 12, 1985·44 cites·14 claims
- 0482US4770000ADefrosting of refrigerator system out-door heat exchangerHITACHI LTD·Filed 1987·Granted Sep 13, 1988·55 cites·7 claims
- 0582US4603556AControl method and apparatus for an air conditioner using a heat pumpHITACHI LTD·Filed 1985·Granted Aug 5, 1986·51 cites·12 claims
- 0678US5360060AFin-tube type heat exchangerHITACHI LTD·Filed 1992·Granted Nov 1, 1994·45 cites·8 claims
- 0771US5343713AActive noise control apparatus for three-dimensional spaceHITACHI LTD·Filed 1993·Granted Sep 6, 1994·44 cites·37 claims
- 0869US5709090ARefrigerating system and operating method thereofHITACHI LTD·Filed 1995·Granted Jan 20, 1998·33 cites·17 claims
- 0948US4454728AAir conditioning systemHITACHI LTD·Filed 1983·Granted Jun 19, 1984·13 cites·22 claims
- 1036US5065588AAir-conditioner systemHITACHI LTD·Filed 1990·Granted Nov 19, 1991·9 cites·5 claims
- 1130US5956962AAir conditionerHITACHI LTD·Filed 1997·Granted Sep 28, 1999·3 cites·4 claims
- 1228US5689965AAir conditionerHITACHI LTD·Filed 1996·Granted Nov 25, 1997·1 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →