Inventor · disambiguated record
Heikichi Kuwahara
Also filed as: KAKIZAKI KIMIO · KUWAHARA HEIKICHI
22 granted patents·1,663 citations·filing 1975–1998
97Inventor score
Top patents by PatentIndex Score
22 records- 0198US5021924ASemiconductor cooling deviceHITACHI LTD·Filed 1989·Granted Jun 4, 1991·254 cites·21 claims
- 0294US5270572ALiquid impingement cooling module for semiconductor devicesHITACHI LTD·Filed 1992·Granted Dec 14, 1993·188 cites·24 claims
- 0392US4715436AConstruction of a heat transfer wall of a heat transfer pipeHITACHI LTD·Filed 1985·Granted Dec 29, 1987·76 cites·1 claims
- 0492US4690211AHeat transfer tube for single phase flowHITACHI LTD·Filed 1985·Granted Sep 1, 1987·74 cites·6 claims
- 0591US5925947ATotally-enclosed type motorHITACHI LTD·Filed 1996·Granted Jul 20, 1999·95 cites·6 claims
- 0690US5651414AHeat-pipe type cooling apparatusHITACHI LTD·Filed 1994·Granted Jul 29, 1997·141 cites·19 claims
- 0790US5365402ACooling apparatus of electronic deviceHITACHI LTD·Filed 1991·Granted Nov 15, 1994·120 cites·15 claims
- 0889US5504924ACooling system of electronic computer using flexible members in contact with semiconductor devices on boardsHITACHI LTD·Filed 1994·Granted Apr 2, 1996·151 cites·18 claims
- 0986US5793611ACooling device with thermally separated electronic parts on a monolithic substrateHITACHI LTD·Filed 1996·Granted Aug 11, 1998·74 cites·25 claims
- 1085US5793106ASemiconductor deviceHITACHI LTD·Filed 1996·Granted Aug 11, 1998·86 cites·15 claims
- 1185US4060125AHeat transfer wall for boiling liquidsHITACHI CABLE·Filed 1975·Granted Nov 29, 1977·38 cites·16 claims
- 1283US4977444ASemiconductor cooling apparatusHITACHI LTD·Filed 1988·Granted Dec 11, 1990·69 cites·19 claims
- 1383US4602681AHeat transfer surface with multiple layersHITACHI LTD & HITACHI CABLE LT·Filed 1983·Granted Jul 29, 1986·43 cites·3 claims
- 1479US6021040APower storage device and power converter using sameHITACHI LTD·Filed 1998·Granted Feb 1, 2000·55 cites·5 claims
- 1572US5925929ACooling apparatus for electronic elementsHITACHI LTD·Filed 1996·Granted Jul 20, 1999·46 cites·11 claims
- 1670US4606405AHeat transfer wallHITACHI LTD·Filed 1985·Granted Aug 19, 1986·31 cites·1 claims
- 1768US4195688AHeat-transfer wall for condensation and method of manufacturing the sameHITACHI CABLE·Filed 1978·Granted Apr 1, 1980·24 cites·6 claims
- 1866US4653163AMethod for producing a heat transfer wall for vaporizing liquidsHITACHI LTD·Filed 1985·Granted Mar 31, 1987·26 cites·2 claims
- 1965US4194384AMethod of manufacturing heat-transfer wall for vapor condensationHITACHI CABLE·Filed 1978·Granted Mar 25, 1980·17 cites·8 claims
- 2061US4585055ALiquid film evaporation type heat exchangerHITACHI LTD·Filed 1983·Granted Apr 29, 1986·22 cites·3 claims
- 2161US4561497AHeat transfer surface and manufacturing method for sameHITACHI LTD·Filed 1983·Granted Dec 31, 1985·17 cites·5 claims
- 2257US4794775AMethod of producing a heat transfer tube for single-phase flowHITACHI LTD·Filed 1986·Granted Jan 3, 1989·16 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →