Inventor · disambiguated record
Kazuji Yamada
Also filed as: KATOHGI KATSUYA · MATSUDA YASUMASA · MATSUOKA YOSHITAKA · YAMADA KAZUJI
45 granted patents·4 pending applications·2,619 citations·filing 1976–2003
99Inventor score
Top patents by PatentIndex Score
49 records- 0197US6594149B2Liquid cooled circuit deviceHITACHI LTD·Filed 2002·Granted Jul 15, 2003·99 cites·17 claims
- 0297US5177670ACapacitor-carrying semiconductor moduleHITACHI LTD·Filed 1992·Granted Jan 5, 1993·287 cites·8 claims
- 0396US6588647B2Liquid cooled circuit device and a manufacturing method thereofHITACHI LTD·Filed 2002·Granted Jul 8, 2003·80 cites·2 claims
- 0496US4618397AMethod of manufacturing semiconductor device having a pressure sensorHITACHI LTD·Filed 1985·Granted Oct 21, 1986·129 cites·9 claims
- 0596US4495820ACapacitive pressure sensorHITACHI LTD·Filed 1982·Granted Jan 29, 1985·84 cites·14 claims
- 0695US6313598B1Power semiconductor module and motor drive systemHITACHI LTD·Filed 1999·Granted Nov 6, 2001·200 cites·23 claims
- 0795US6144571ASemiconductor module, power converter using the same and manufacturing method thereofHITACHI LTD·Filed 2000·Granted Nov 7, 2000·111 cites·16 claims
- 0894US4291293ASemiconductor absolute pressure transducer assembly and methodHITACHI LTD·Filed 1979·Granted Sep 22, 1981·68 cites·10 claims
- 0993US4802952AMethod for manufacturing semiconductor absolute pressure sensor unitsHITACHI LTD·Filed 1988·Granted Feb 7, 1989·75 cites·4 claims
- 1092US6291880B1Semiconductor device including an integrally molded lead frameHITACHI LTD·Filed 1999·Granted Sep 18, 2001·160 cites·11 claims
- 1189US6434008B1Semiconductor deviceHITACHI LTD·Filed 1998·Granted Aug 13, 2002·84 cites·11 claims
- 1289US6353258B1Semiconductor moduleHITACHI LTD·Filed 2000·Granted Mar 5, 2002·65 cites·44 claims
- 1389US5956231ASemiconductor device having power semiconductor elementsHITACHI LTD·Filed 1995·Granted Sep 21, 1999·85 cites·20 claims
- 1489US5920119APower semiconductor module employing metal based molded case and screw fastening type terminals for high reliabilityHITACHI LTD·Filed 1997·Granted Jul 6, 1999·145 cites·13 claims
- 1589US4556807APressure transducer with temperature compensation circuitHITACHI LTD·Filed 1983·Granted Dec 3, 1985·50 cites·5 claims
- 1689US4173900ASemiconductor pressure transducerHITACHI LTD·Filed 1978·Granted Nov 13, 1979·39 cites·8 claims
- 1787US4906823ASolder carrier, manufacturing method thereof and method of mounting semiconductor devices by utilizing sameHITACHI LTD·Filed 1988·Granted Mar 6, 1990·72 cites·2 claims
- 1885US4970577ASemiconductor chip moduleHITACHI LTD·Filed 1989·Granted Nov 13, 1990·71 cites·16 claims
- 1983US4896930AOptical functional device of an optical waveguide typeHITACHI LTD·Filed 1988·Granted Jan 30, 1990·49 cites·27 claims
- 2082US4891831AX-ray tube and method for generating X-rays in the X-ray tubeHITACHI LTD·Filed 1988·Granted Jan 2, 1990·29 cites·31 claims
- 2181US4737787ATwo-wire communication systemHITACHI LTD·Filed 1986·Granted Apr 12, 1988·56 cites·13 claims
- 2280US4670969AMethod of making silicon diaphragm pressure sensorHITACHI LTD·Filed 1985·Granted Jun 9, 1987·44 cites·8 claims
- 2379US4173148ASemiconductor strain gauge with temperature compensatorHITACHI LTD·Filed 1978·Granted Nov 6, 1979·27 cites·7 claims
- 2478US5097318ASemiconductor package and computer using itHITACHI LTD·Filed 1989·Granted Mar 17, 1992·50 cites·8 claims
- 2578US4527428ASemiconductor pressure transducerHITACHI LTD·Filed 1982·Granted Jul 9, 1985·31 cites·16 claims
- 2676US4151502ASemiconductor transducerHITACHI LTD·Filed 1977·Granted Apr 24, 1979·21 cites·12 claims
- 2775US4558238APressure transducer using integrated circuit elementsHITACHI LTD·Filed 1983·Granted Dec 10, 1985·30 cites·6 claims
- 2875US4480478APressure sensor employing semiconductor strain gaugeHITACHI LTD·Filed 1983·Granted Nov 6, 1984·28 cites·8 claims
- 2973US5258649ASemiconductor device and electronic apparatus using semiconductor deviceHITACHI LTD·Filed 1992·Granted Nov 2, 1993·48 cites·48 claims
- 3070US4065971ASemiconductor pressure transducerHITACHI LTD·Filed 1976·Granted Jan 3, 1978·18 cites·6 claims
- 3170US4050313ASemiconductor pressure transducerHITACHI LTD·Filed 1976·Granted Sep 27, 1977·18 cites·9 claims
- 3269US7141741B2Circuit boardHITACHI HARAMACHI ELECTRONICS·Filed 2003·Granted Nov 28, 2006·12 cites·1 claims
- 3366US5661343APower hybrid integrated circuit apparatusHITACHI LTD·Filed 1995·Granted Aug 26, 1997·32 cites·10 claims
- 3465US4908695ACooling apparatus and semiconductor device employing the sameHITACHI LTD·Filed 1988·Granted Mar 13, 1990·31 cites·10 claims
- 3564US5095359ASemiconductor package and computer using the packageHITACHI LTD·Filed 1989·Granted Mar 10, 1992·29 cites·13 claims
- 3663US6680435B1Electronic device and method of fabricating the sameHITACHI LTD·Filed 2000·Granted Jan 20, 2004·12 cites·5 claims
- 3760US4591780AConstant current source device having a ratio metricity between supply voltage and output currentHITACHI LTD·Filed 1983·Granted May 27, 1986·15 cites·9 claims
- 3859US5350886AMounting substrateHITACHI LTD·Filed 1991·Granted Sep 27, 1994·28 cites·23 claims
- 3959US4835595AOptical interconnections for integrated circuitsHITACHI LTD·Filed 1987·Granted May 30, 1989·24 cites·21 claims
- 4058US6452261B1Flat semiconductor device and power converter employing the sameHITACHI LTD·Filed 1997·Granted Sep 17, 2002·24 cites·4 claims
- 4156US4404539ASemiconductor strain gaugeHITACHI LTD·Filed 1981·Granted Sep 13, 1983·15 cites·6 claims
- 4256US4166384ASemiconductor transducerHITACHI LTD·Filed 1978·Granted Sep 4, 1979·11 cites·4 claims
- 4351US4550612AIntegrated pressure sensorHITACHI LTD·Filed 1984·Granted Nov 5, 1985·10 cites·7 claims
- 4450US4604899ASemiconductor-type pressure transducerHITACHI LTD·Filed 1984·Granted Aug 12, 1986·11 cites·6 claims
- 4542US5315482ASemiconductor apparatus of module installing typeHITACHI LTD·Filed 1992·Granted May 24, 1994·12 cites·10 claims
- 4639US2003016502A1Semiconductor deviceFiled 2002·Application pending·0 cites
- 4737US2002153532A1Power semiconductor moduleFiled 2002·Application pending·0 cites
- 4836US2001038143A1Power semiconductor moduleFiled 2001·Application pending·0 cites
- 4936US2002145188A1Flat semiconductor device and power converter employing the sameFiled 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →