Inventor · disambiguated record
Akihiro Tamba
Also filed as: TAMBA AKIHIRO
25 granted patents·2 pending applications·1,345 citations·filing 1988–2010
97Inventor score
Files withHITACHI LTD25
Top patents by PatentIndex Score
27 records- 0197US6661659B2Water cooled inverterHITACHI LTD·Filed 2002·Granted Dec 9, 2003·121 cites·12 claims
- 0297US6621701B2Water cooled inverterHITACHI LTD·Filed 2002·Granted Sep 16, 2003·104 cites·10 claims
- 0397US6594149B2Liquid cooled circuit deviceHITACHI LTD·Filed 2002·Granted Jul 15, 2003·99 cites·17 claims
- 0496US6588647B2Liquid cooled circuit device and a manufacturing method thereofHITACHI LTD·Filed 2002·Granted Jul 8, 2003·80 cites·2 claims
- 0595US6313598B1Power semiconductor module and motor drive systemHITACHI LTD·Filed 1999·Granted Nov 6, 2001·200 cites·23 claims
- 0695US6144571ASemiconductor module, power converter using the same and manufacturing method thereofHITACHI LTD·Filed 2000·Granted Nov 7, 2000·111 cites·16 claims
- 0792US6291880B1Semiconductor device including an integrally molded lead frameHITACHI LTD·Filed 1999·Granted Sep 18, 2001·160 cites·11 claims
- 0891US6978856B2Electrical apparatus, cooling system therefor, and electric vehicleHITACHI LTD·Filed 2003·Granted Dec 27, 2005·48 cites·16 claims
- 0989US7090044B2Electrical apparatus, cooling system therefor, and electric vehicleHITACHI LTD·Filed 2004·Granted Aug 15, 2006·35 cites·13 claims
- 1089US5920119APower 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
- 1188US7983044B2Electrical apparatus, cooling system therefor, and electric vehicleHITACHI LTD·Filed 2010·Granted Jul 19, 2011·7 cites·4 claims
- 1288US7660122B2Electrical apparatus, cooling system therefor, and electric vehicleHITACHI LTD·Filed 2007·Granted Feb 9, 2010·12 cites·7 claims
- 1388US7252167B2Electrical apparatus, cooling system therefor, and electric vehicleHITACHI LTD·Filed 2006·Granted Aug 7, 2007·11 cites·10 claims
- 1485US7928587B2Power semiconductor moduleHITACHI LTD·Filed 2008·Granted Apr 19, 2011·13 cites·21 claims
- 1569US6768193B2Heat transfer structure for a semiconductor device utilizing a bismuth glass layerHITACHI LTD·Filed 2002·Granted Jul 27, 2004·12 cites·21 claims
- 1669US5268587ASemiconductor integrated circuit device including a dielectric breakdown prevention circuitHITACHI LTD·Filed 1991·Granted Dec 7, 1993·29 cites·23 claims
- 1768US5121185AMonolithic semiconductor IC device including blocks having different functions with different breakdown voltagesHITACHI LTD·Filed 1988·Granted Jun 9, 1992·24 cites·13 claims
- 1867US5614848AHigh-speed semiconductor integrated circuit device composed of CMOS and bipolar transistorsHITACHI LTD·Filed 1995·Granted Mar 25, 1997·22 cites·2 claims
- 1967US5604417ASemiconductor integrated circuit deviceHITACHI LTD·Filed 1992·Granted Feb 18, 1997·21 cites·14 claims
- 2065US6784538B2Heat transfer structure for a semiconductor device utilizing a bismuth glass layerHITACHI LTD·Filed 2002·Granted Aug 31, 2004·10 cites·13 claims
- 2164US6486548B1Semiconductor module and power converting apparatus using the moduleHITACHI LTD·Filed 1998·Granted Nov 26, 2002·28 cites·14 claims
- 2260US5663659ASemiconductor integrated circuit device comprising CMOS transistors and differentiatorHITACHI LTD·Filed 1995·Granted Sep 2, 1997·15 cites·13 claims
- 2356US5081515ASemiconductor integrated circuit deviceHITACHI LTD·Filed 1990·Granted Jan 14, 1992·25 cites·30 claims
- 2443US5654931AHigh-speed semiconductor memory device and data processing system using the sameHITACHI LTD·Filed 1994·Granted Aug 5, 1997·9 cites·6 claims
- 2537US2002153532A1Power semiconductor moduleFiled 2002·Application pending·0 cites
- 2636US2001038143A1Power semiconductor moduleFiled 2001·Application pending·0 cites
- 2735US5258644ASemiconductor device and method of manufacture thereofHITACHI LTD·Filed 1992·Granted Nov 2, 1993·4 cites·11 claims
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