Inventor · disambiguated record
Gen Murakami
Also filed as: MURAKAMI GEN
81 granted patents·3,643 citations·filing 1979–2005
99Inventor score
Files withHITACHI LTD65HITACHI CABLE9RENESAS TECH CORP4DIA NIPPON PRINTING CO LTD1STANLEY ELECTRIC CO LTD1
Top patents by PatentIndex Score
81 records- 0199US4707724ASemiconductor device and method of manufacturing thereofHITACHI LTD·Filed 1987·Granted Nov 17, 1987·352 cites·15 claims
- 0298US5068712ASemiconductor deviceHITACHI LTD·Filed 1989·Granted Nov 26, 1991·165 cites·36 claims
- 0397US6995510B2Light-emitting unit and method for producing same as well as lead frame used for producing light-emitting unitSTANLEY ELECTRIC CO LTD·Filed 2002·Granted Feb 7, 2006·324 cites·20 claims
- 0497US4301464ALead frame and semiconductor device employing the same with improved arrangement of supporting leads for securing the semiconductor supporting memberHITACHI LTD·Filed 1979·Granted Nov 17, 1981·228 cites·15 claims
- 0595US5095626AMethod of producing semiconductor memory packagesHITACHI LTD·Filed 1989·Granted Mar 17, 1992·84 cites·35 claims
- 0694US7317181B2Light-emitting unit and method for producing same as well as lead frame used for producing light-emitting unitHITACHI CABLE·Filed 2005·Granted Jan 8, 2008·47 cites·6 claims
- 0794US5332922AMulti-chip semiconductor packageHITACHI LTD·Filed 1991·Granted Jul 26, 1994·158 cites·16 claims
- 0892US6002167ASemiconductor device having lead on chip structureHITACHI CABLE·Filed 1996·Granted Dec 14, 1999·162 cites·9 claims
- 0992US4971196ASurface package type semiconductor packageHITACHI LTD·Filed 1989·Granted Nov 20, 1990·66 cites·19 claims
- 1091USD259783SSemiconductorHITACHI LTD·Filed 1979·Granted Jul 7, 1981·25 cites·1 claims
- 1190US5714405ASemiconductor deviceHITACHI LTD·Filed 1996·Granted Feb 3, 1998·98 cites·40 claims
- 1290USD260091SSemiconductorHITACHI LTD·Filed 1979·Granted Aug 4, 1981·24 cites·1 claims
- 1389US5184208ASemiconductor deviceHITACHI LTD·Filed 1991·Granted Feb 2, 1993·115 cites·34 claims
- 1489US4994411AProcess of producing semiconductor deviceHITACHI LTD·Filed 1989·Granted Feb 19, 1991·87 cites·15 claims
- 1586US5530286ASemiconductor deviceHITACHI LTD·Filed 1994·Granted Jun 25, 1996·53 cites·6 claims
- 1686US5295297AMethod of producing semiconductor memoryHITACHI LTD·Filed 1992·Granted Mar 22, 1994·75 cites·27 claims
- 1785US5583375ASemiconductor device with lead structure within the planar area of the deviceHITACHI LTD·Filed 1992·Granted Dec 10, 1996·73 cites·39 claims
- 1885US5150193AResin-encapsulated semiconductor device having a particular mounting structureHITACHI LTD·Filed 1991·Granted Sep 22, 1992·107 cites·28 claims
- 1985USD259560SSemiconductorHITACHI LTD·Filed 1979·Granted Jun 16, 1981·18 cites·1 claims
- 2084US5358904ASemiconductor deviceHITACHI LTD·Filed 1992·Granted Oct 25, 1994·47 cites·15 claims
- 2184USD259782SSemiconductorHITACHI LTD·Filed 1979·Granted Jul 7, 1981·17 cites·1 claims
- 2283US5442233APackaged semiconductor device and a lead frame therefor, having a common potential lead with lead portions having dual functions of chip support and heat dissipationHITACHI LTD·Filed 1992·Granted Aug 15, 1995·55 cites·28 claims
- 2382US6433409B2Semiconductor device, lead-patterning substrate, and electronics device, and method for fabricating sameHITACHI CABLE·Filed 2001·Granted Aug 13, 2002·26 cites·10 claims
- 2482US6031292ASemiconductor device, interposer for semiconductor deviceHITACHI CABLE·Filed 1997·Granted Feb 29, 2000·66 cites·9 claims
- 2582US5701031ASealed stacked arrangement of semiconductor devicesHITACHI LTD·Filed 1994·Granted Dec 23, 1997·58 cites·16 claims
- 2682US4691225ASemiconductor device and a method of producing the sameHITACHI LTD·Filed 1983·Granted Sep 1, 1987·46 cites·33 claims
- 2781US6855893B2Wiring board, semiconductor device, electronic device, and circuit board for electronic partsHITACHI CABLE·Filed 2002·Granted Feb 15, 2005·39 cites·6 claims
- 2881US6297142B1Method for bonding a semiconductor chip to a lead-patterning substrate using a gold/tin alloyHITACHI CABLE·Filed 2000·Granted Oct 2, 2001·26 cites·7 claims
- 2981US4989068ASemiconductor device and method of manufacturing the sameHITACHI LTD·Filed 1989·Granted Jan 29, 1991·57 cites·45 claims
- 3081US4951122AResin-encapsulated semiconductor deviceHITACHI LTD·Filed 1988·Granted Aug 21, 1990·54 cites·35 claims
- 3180US6426548B1Semiconductor device, lead-patterning substrate, and electronics device, and method for fabricating sameHITACHI CABLE·Filed 1998·Granted Jul 30, 2002·47 cites·14 claims
- 3280US6326681B1Semiconductor deviceHITACHI LTD·Filed 2000·Granted Dec 4, 2001·14 cites·14 claims
- 3380US5793099ASemiconductor deviceHITACHI LTD·Filed 1996·Granted Aug 11, 1998·30 cites·12 claims
- 3480USD259559SSemiconductorHITACHI LTD·Filed 1979·Granted Jun 16, 1981·14 cites·1 claims
- 3579US6081023ASemiconductor deviceHITACHI LTD·Filed 1999·Granted Jun 27, 2000·28 cites·13 claims
- 3678US6114751ASemiconductor device and electronic deviceHITACHI CABLE·Filed 1999·Granted Sep 5, 2000·62 cites·13 claims
- 3778US5612569ASemiconductor deviceHITACHI LTD·Filed 1995·Granted Mar 18, 1997·35 cites·9 claims
- 3878US5357139APlastic encapsulated semiconductor device and lead frameHITACHI LTD·Filed 1993·Granted Oct 18, 1994·58 cites·10 claims
- 3975USD260986SSemiconductorHITACHI LTD·Filed 1979·Granted Sep 29, 1981·11 cites·1 claims
- 4074US6303982B2Semiconductor deviceHITACHI LTD·Filed 2001·Granted Oct 16, 2001·10 cites·28 claims
- 4172US5585665APackaged semiconductor device and a leadframe thereforHITACHI LTD·Filed 1995·Granted Dec 17, 1996·31 cites·9 claims
- 4269US6130114ASemiconductor deviceHITACHI LTD·Filed 1999·Granted Oct 10, 2000·17 cites·22 claims
- 4369US6018191ASemiconductor deviceHITACHI LTD·Filed 1998·Granted Jan 25, 2000·18 cites·23 claims
- 4469US5032895ASemiconductor device and method of producing the sameHITACHI LTD·Filed 1990·Granted Jul 16, 1991·37 cites·13 claims
- 4568US7476913B2Light emitting device having a mirror portionRENESAS TECH CORP·Filed 2004·Granted Jan 13, 2009·17 cites·13 claims
- 4668US4987474ASemiconductor device and method of manufacturing the sameHITACHI LTD·Filed 1990·Granted Jan 22, 1991·41 cites·60 claims
- 4767US6531760B1Semiconductor deviceFiled 2000·Granted Mar 11, 2003·6 cites·8 claims
- 4867US5914530ASemiconductor deviceHITACHI LTD·Filed 1998·Granted Jun 22, 1999·15 cites·12 claims
- 4967US5866948AInterposer for semiconductor deviceHITACHI CABLE·Filed 1996·Granted Feb 2, 1999·31 cites·4 claims
- 5067US5235207ASemiconductor deviceHITACHI LTD·Filed 1992·Granted Aug 10, 1993·43 cites·15 claims
Showing the top 50 of 81 patent records by PatentIndex Score.
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