Inventor · disambiguated record
Hiromi Ohta
Also filed as: OHTA HIROMI
22 granted patents·2 pending applications·214 citations·filing 1979–2014
95Inventor score
Top patents by PatentIndex Score
24 records- 0193US9696070B2Flow rate adjustment valve for refrigeration cycleDENSO CORP·Filed 2013·Granted Jul 4, 2017·11 cites·13 claims
- 0292US7467525B1Supercritical refrigeration cycle systemDENSO CORP·Filed 2006·Granted Dec 23, 2008·36 cites·9 claims
- 0383US7334430B2Refrigerating cycleDENSO CORP·Filed 2005·Granted Feb 26, 2008·9 cites·22 claims
- 0480US6644055B2Vehicle air conditioning systemDENSO CORP·Filed 2002·Granted Nov 11, 2003·23 cites·6 claims
- 0577US7607315B2Pressure control valve and vapor-compression refrigerant cycle system using the sameDENSO CORP·Filed 2005·Granted Oct 27, 2009·6 cites·19 claims
- 0674US10240835B2Refrigeration cycle device and pilot on-off valveDENSO CORP·Filed 2013·Granted Mar 26, 2019·2 cites·9 claims
- 0773US6857286B2Vapor-compression refrigerant cycle systemDENSO CORP·Filed 2003·Granted Feb 22, 2005·19 cites·16 claims
- 0870US7797955B2Supercritical cycle and expansion valve used for refrigeration cycleDENSO CORP·Filed 2007·Granted Sep 21, 2010·3 cites·16 claims
- 0968US6823691B2Vapor compression refrigerant cycleDENSO CORP·Filed 2003·Granted Nov 30, 2004·15 cites·14 claims
- 1068US4707999AReceiver for refrigerant apparatusNIPPON DENSO CO·Filed 1986·Granted Nov 24, 1987·39 cites·13 claims
- 1167US7536872B2High pressure control valveDENSO CORP·Filed 2006·Granted May 26, 2009·2 cites·11 claims
- 1266US7559206B2Supercritical heat pump cycle systemDENSO CORP·Filed 2005·Granted Jul 14, 2009·2 cites·18 claims
- 1360US6945074B2Vapor-compression refrigerant cycle systemDENSO CORP·Filed 2004·Granted Sep 20, 2005·10 cites·9 claims
- 1460US5273560AFilter element and method for producing the sameTOYO ROKI SEIZO KK·Filed 1992·Granted Dec 28, 1993·23 cites·12 claims
- 1553US7621151B2Pressure control valveDENSO CORP·Filed 2007·Granted Nov 24, 2009·0 cites·13 claims
- 1653US7434419B2Pressure control valve for refrigeration cycleDENSO CORP·Filed 2006·Granted Oct 14, 2008·0 cites·9 claims
- 1749US2008011363A1Pressure Control ValveDENSO CORP·Filed 2007·Application pending·0 cites
- 1848US2006150650A1Expansion valve for refrigerating cycleDENSO CORP·Filed 2006·Application pending·0 cites
- 1945US10240831B2Expansion valveDENSO CORP·Filed 2014·Granted Mar 26, 2019·0 cites·13 claims
- 2043US6868679B2Ejector cycle systemDENSO CORP·Filed 2003·Granted Mar 22, 2005·2 cites·12 claims
- 2143US6829905B2Ejector cycle and arrangement structure thereof in vehicleDENSO CORP·Filed 2003·Granted Dec 14, 2004·2 cites·12 claims
- 2237US4265614ACombustion apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1979·Granted May 5, 1981·7 cites·13 claims
- 2329US4580971AOil heaterMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1985·Granted Apr 8, 1986·0 cites·9 claims
- 2428US4480987ACombustion apparatus for liquid fuelsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1983·Granted Nov 6, 1984·3 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Hiromi Ohta files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →