Inventor · disambiguated record
Masaharu Kubo
Also filed as: KUBO MASAHARU · SUNAMI HIDEO · TAKEMOTO IWAO · YASUI TOKUMASA
60 granted patents·3 pending applications·1,942 citations·filing 1970–2014
99Inventor score
Top patents by PatentIndex Score
63 records- 0197US7138722B2Semiconductor deviceRENESAS TECH CORP·Filed 2005·Granted Nov 21, 2006·46 cites·7 claims
- 0296US5778237AData processor and single-chip microcomputer with changing clock frequency and operating voltageHITACHI LTD·Filed 1995·Granted Jul 7, 1998·406 cites·23 claims
- 0396US4280065ATri-state type driver circuitHITACHI LTD·Filed 1978·Granted Jul 21, 1981·48 cites·13 claims
- 0494US6335565B1Semiconductor deviceHITACHI LTD·Filed 1996·Granted Jan 1, 2002·164 cites·9 claims
- 0594US4295055ACircuit for generating scanning pulsesHITACHI LTD·Filed 1979·Granted Oct 13, 1981·45 cites·29 claims
- 0693US7091598B2Electronic circuit deviceRENESAS TECH CORP·Filed 2001·Granted Aug 15, 2006·77 cites·13 claims
- 0793US6785165B2Semiconductor deviceRENESAS TECH CORP·Filed 2002·Granted Aug 31, 2004·71 cites·16 claims
- 0890US5568083ASemiconductor integrated circuit device having an internally produced operation voltage matched to operation speed of circuitHITACHI LTD·Filed 1994·Granted Oct 22, 1996·60 cites·9 claims
- 0989US7158817B2Portable terminalKUBO MASAHARU·Filed 2005·Granted Jan 2, 2007·25 cites·8 claims
- 1089US7002397B2Method of setting back bias of MOS circuit, and MOS integrated circuitRENESAS TECH CORP·Filed 2003·Granted Feb 21, 2006·68 cites·3 claims
- 1189US4148048ASolid-state imaging deviceHITACHI LTD·Filed 1978·Granted Apr 3, 1979·64 cites·22 claims
- 1287US4672586ASemiconductor memory having circuit effecting refresh on variable cyclesHITACHI LTD·Filed 1984·Granted Jun 9, 1987·39 cites·4 claims
- 1386US6989600B2Integrated circuit device having reduced substrate size and a method for manufacturing the sameRENESAS TECH CORP·Filed 2001·Granted Jan 24, 2006·45 cites·15 claims
- 1485US6492719B2Semiconductor deviceHITACHI LTD·Filed 2001·Granted Dec 10, 2002·27 cites·14 claims
- 1585US4015281AMIS-FETs isolated on common substrateHITACHI LTD·Filed 1971·Granted Mar 29, 1977·35 cites·4 claims
- 1682US7323771B2Electronic circuit deviceRENESAS TECH CORP·Filed 2006·Granted Jan 29, 2008·10 cites·7 claims
- 1781US4274113ASolid-state imaging deviceHITACHI LTD·Filed 1980·Granted Jun 16, 1981·33 cites·11 claims
- 1881US4032952ABulk charge transfer semiconductor deviceHITACHI LTD·Filed 1973·Granted Jun 28, 1977·33 cites·73 claims
- 1979US6821867B2Method for forming grooves in the scribe region to prevent a warp of a semiconductor substrateRENESAS TECH CORP·Filed 2003·Granted Nov 23, 2004·29 cites·16 claims
- 2078US6611012B2Semiconductor deviceHITACHI LTD·Filed 2002·Granted Aug 26, 2003·17 cites·8 claims
- 2177US4349743ASolid-state imaging deviceHITACHI LTD·Filed 1980·Granted Sep 14, 1982·25 cites·10 claims
- 2276US6900074B2Method of manufacturing a semiconductor device having plural semiconductor chips, wherein electrodes of the semiconductor chips are electrically connected together via wiring substrates of the semiconductor chipsRENESAS TECH CORP·Filed 2003·Granted May 31, 2005·16 cites·19 claims
- 2376US4242694ASolid-state color imaging deviceHITACHI LTD·Filed 1977·Granted Dec 30, 1980·38 cites·22 claims
- 2474US6630731B2Semiconductor deviceHITACHI LTD·Filed 2002·Granted Oct 7, 2003·14 cites·9 claims
- 2574US4268845ASolid-state imaging deviceHITACHI LTD·Filed 1979·Granted May 19, 1981·18 cites·6 claims
- 2674US4261004ASemiconductor deviceHITACHI LTD·Filed 1978·Granted Apr 7, 1981·19 cites·29 claims
- 2773US6803294B2Semiconductor wafer and manufacturing method of semiconductor deviceRENESAS TECH CORP·Filed 2003·Granted Oct 12, 2004·20 cites·19 claims
- 2871US5539692ASemiconductor memory and method of setting typeHITACHI LTD·Filed 1994·Granted Jul 23, 1996·31 cites·15 claims
- 2969US4148051ASolid-state imaging deviceHITACHI LTD·Filed 1978·Granted Apr 3, 1979·15 cites·14 claims
- 3068US7371687B2Electronic circuit deviceRENESAS TECH CORP·Filed 2006·Granted May 13, 2008·3 cites·7 claims
- 3168US4270262ASemiconductor device and process for making the sameHITACHI LTD·Filed 1978·Granted Jun 2, 1981·21 cites·15 claims
- 3268US4212034ASolid-state image pickup deviceHITACHI LTD·Filed 1978·Granted Jul 8, 1980·17 cites·5 claims
- 3368US4011581AMOSFET antiparasitic layerHITACHI LTD·Filed 1970·Granted Mar 8, 1977·15 cites·15 claims
- 3467US4514766ASolid-state imaging deviceHITACHI LTD·Filed 1983·Granted Apr 30, 1985·16 cites·4 claims
- 3567US4301477ASolid-state imaging deviceHITACHI LTD·Filed 1980·Granted Nov 17, 1981·16 cites·11 claims
- 3665US4209806ASolid-state imaging deviceHITACHI LTD·Filed 1978·Granted Jun 24, 1980·14 cites·20 claims
- 3763US4360821ASolid-state imaging deviceHITACHI LTD·Filed 1979·Granted Nov 23, 1982·23 cites·11 claims
- 3863US4143389APhotoelectric element in a solid-state image pick-up deviceHITACHI LTD·Filed 1977·Granted Mar 6, 1979·23 cites·7 claims
- 3963US3983619ALarge scale integrated circuit array of unit cells and method of manufacturing sameHITACHI LTD·Filed 1973·Granted Oct 5, 1976·14 cites·11 claims
- 4062US4223330ASolid-state imaging deviceHITACHI LTD·Filed 1979·Granted Sep 16, 1980·22 cites·12 claims
- 4161US4323912ASolid-state imaging deviceHITACHI LTD·Filed 1980·Granted Apr 6, 1982·19 cites·5 claims
- 4258US4335406ASolid-state imaging deviceHITACHI LTD·Filed 1980·Granted Jun 15, 1982·12 cites·6 claims
- 4358US4267469ASolid-state imaging device having a clamping circuit for drawing out excess chargeHITACHI LTD·Filed 1979·Granted May 12, 1981·10 cites·8 claims
- 4458US2002080142A1Electronic information distributing terminal equipmentHITACHI LTD·Filed 2001·Application pending·0 cites
- 4557US6838374B2Semiconductor integrated circuit device and method of fabricating the sameRENESAS TECH CORP·Filed 2002·Granted Jan 4, 2005·8 cites·21 claims
- 4656US5670409AMethod of fabricating a semiconductor IC DRAM device enjoying enhanced focus marginHITACHI LTD·Filed 1995·Granted Sep 23, 1997·14 cites·10 claims
- 4756US4277799AColor solid-state imaging deviceHITACHI LTD·Filed 1978·Granted Jul 7, 1981·10 cites·12 claims
- 4855US6862220B2Semiconductor deviceRENESAS TECH CORP·Filed 2004·Granted Mar 1, 2005·5 cites·16 claims
- 4954US4084107ACharge transfer deviceHITACHI LTD·Filed 1976·Granted Apr 11, 1978·8 cites·7 claims
- 5053US4316205ASolid-state imaging deviceHITACHI LTD·Filed 1980·Granted Feb 16, 1982·14 cites·30 claims
Showing the top 50 of 63 patent records by PatentIndex Score.
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