Inventor · disambiguated record
Atsuo Watanabe
Also filed as: ISHIZAWA HIDENORI · WATANABE ATSUO · WATANABE ATSUO J
89 granted patents·8 pending applications·2,383 citations·filing 1978–2018
99Inventor score
Top patents by PatentIndex Score
97 records- 0198US7307313B2Semiconductor device including a vertical field effect transistor, having trenches, and a diodeHITACHI LTD·Filed 2005·Granted Dec 11, 2007·334 cites·7 claims
- 0296US4368568AElastomeric material covered rolls and a method of making the sameYAMAUCHI RUBBER IND CO LTD·Filed 1980·Granted Jan 18, 1983·106 cites·23 claims
- 0395US7190096B2Fault-tolerant electro-mechanical actuator having motor armatures to drive a ram and having an armature release mechanismBOEING CO·Filed 2004·Granted Mar 13, 2007·60 cites·13 claims
- 0495US6640642B1Capacitance-type pressure sensorHITACHI LTD·Filed 2000·Granted Nov 4, 2003·73 cites·9 claims
- 0595US5726488ASemiconductor device having semiconductor elements formed in a retrograde well structureHITACHI LTD·Filed 1994·Granted Mar 10, 1998·134 cites·11 claims
- 0694US5127140ANumerically-controlled lathe, numerically-controlled device therefor and processing procedure therebyHITACHI SEIKI KK·Filed 1990·Granted Jul 7, 1992·129 cites·2 claims
- 0790US6498368B2Power semiconductor deviceHITACHI LTD·Filed 2000·Granted Dec 24, 2002·56 cites·9 claims
- 0889US7855384B2SIC semiconductor device and method for manufacturing the sameDENSO CORP·Filed 2007·Granted Dec 21, 2010·21 cites·14 claims
- 0987US6917054B2Semiconductor deviceHITACHI LTD·Filed 2003·Granted Jul 12, 2005·37 cites·16 claims
- 1087US6892582B1Semiconductor pressure sensor and pressure sensing deviceHITACHI CAR ENG CO LTD·Filed 1999·Granted May 17, 2005·50 cites·12 claims
- 1187US5661329ASemiconductor integrated circuit device including an improved separating groove arrangementHITACHI LTD·Filed 1994·Granted Aug 26, 1997·73 cites·16 claims
- 1286US7102388B2Interface device and information processing systemHITACHI LTD·Filed 2003·Granted Sep 5, 2006·30 cites·8 claims
- 1386US6894346B2Semiconductor deviceHITACHI LTD·Filed 2003·Granted May 17, 2005·33 cites·5 claims
- 1486US6747276B2Interference filter transmission wavelength scanning photometerFiled 2001·Granted Jun 8, 2004·33 cites·14 claims
- 1586US5091027AProcess for producing hard rollYAMAUCHI CORP·Filed 1990·Granted Feb 25, 1992·63 cites·17 claims
- 1685US5523598ASemiconductor integrated circuit deviceHITACHI LTD·Filed 1994·Granted Jun 4, 1996·53 cites·22 claims
- 1785US4921811ASemiconductor integrated circuit device and a method for manufacturing the sameHITACHI LTD·Filed 1988·Granted May 1, 1990·33 cites·42 claims
- 1883US4862240AComplementary semiconductor deviceHITACHI LTD·Filed 1987·Granted Aug 29, 1989·62 cites·21 claims
- 1983US4704776APress roll for paper machinesYAMAUCHI RUBBER IND CO LTD·Filed 1986·Granted Nov 10, 1987·43 cites·19 claims
- 2082US5710442ASemiconductor device and method of manufacturing sameHITACHI LTD·Filed 1996·Granted Jan 20, 1998·53 cites·12 claims
- 2181US7763504B2Method for manufacturing silicon carbide semiconductor deviceDENSO CORP·Filed 2008·Granted Jul 27, 2010·8 cites·21 claims
- 2281US4436428APhotoacoustic spectrometerFUJI ELECTRIC CO LTD·Filed 1980·Granted Mar 13, 1984·39 cites·1 claims
- 2379US8134207B2High breakdown voltage semiconductor circuit deviceWATANABE ATSUO·Filed 2008·Granted Mar 13, 2012·9 cites·18 claims
- 2478US6603807B1Isolator and a modem device using the isolatorHITACHI LTD·Filed 1999·Granted Aug 5, 2003·85 cites·17 claims
- 2578US5753165AProcess for producing a hard rollYAMAUCHI CORP·Filed 1994·Granted May 19, 1998·43 cites·12 claims
- 2676US7374641B2Papermaking belt and method of manufacturing papermaking beltYAMAUCHI CORP·Filed 2006·Granted May 20, 2008·2 cites·7 claims
- 2776US5362998AComposite circuit of bipolar transistors and MOS transistors and semiconductor integrated circuit device using the sameHITACHI LTD·Filed 1994·Granted Nov 8, 1994·28 cites·42 claims
- 2875US8081781B2A/V amplifier and method for driving the sameWATANABE ATSUO·Filed 2006·Granted Dec 20, 2011·9 cites·7 claims
- 2975US7230283B2Semiconductor device having a metal conductor in ohmic contact with the gate region on the bottom of each grooveDENSO CORP·Filed 2005·Granted Jun 12, 2007·5 cites·11 claims
- 3074US7522692B2Isolator and a modem device using the isolatorHITACHI LTD·Filed 2007·Granted Apr 21, 2009·4 cites·2 claims
- 3174US7355207B2Silicon carbide semiconductor device and method for manufacturing the sameDENSO CORP·Filed 2005·Granted Apr 8, 2008·5 cites·8 claims
- 3274US5354699AMethod of manufacturing semiconductor integrated circuit deviceHITACHI LTD·Filed 1992·Granted Oct 11, 1994·33 cites·12 claims
- 3373US4980744ASemiconductor integrated circuit device and a method for manufacturing the sameHITACHI LTD·Filed 1988·Granted Dec 25, 1990·20 cites·36 claims
- 3472US7090747B2Belt for papermarking and process for producing papermaking beltYAMAUCHI CORP·Filed 2001·Granted Aug 15, 2006·8 cites·16 claims
- 3572US5836860AResin roll for calendering magnetic recording medium and manufacturing method thereforYAMAUCHI CORP·Filed 1995·Granted Nov 17, 1998·19 cites·14 claims
- 3672US4432939AAmmonia gas analyzerFUJI ELECTRIC CO LTD·Filed 1981·Granted Feb 21, 1984·27 cites·3 claims
- 3771US6977522B1Interface device and information processing systemHITACHI LTD·Filed 1999·Granted Dec 20, 2005·30 cites·10 claims
- 3870US6030328AResin roll for calendering magnetic recording medium and manufacturing method thereforYAMAUCHI CORP·Filed 1998·Granted Feb 29, 2000·19 cites·7 claims
- 3969US7067878B2Field effect transistorHITACHI LTD·Filed 2001·Granted Jun 27, 2006·13 cites·5 claims
- 4069US6570240B1Semiconductor device having a lateral bipolar transistor and method of manufacturing sameHITACHI LTD·Filed 2000·Granted May 27, 2003·13 cites·15 claims
- 4169US5883403APower semiconductor deviceHITACHI LTD·Filed 1996·Granted Mar 16, 1999·29 cites·18 claims
- 4268US7663181B2Semiconductor deviceHITACHI LTD·Filed 2005·Granted Feb 16, 2010·4 cites·26 claims
- 4368US7335928B2Semiconductor device having a metal conductor in ohmic contact with the gate region on the bottom of each the first grooveHITACHI LTD·Filed 2007·Granted Feb 26, 2008·3 cites·4 claims
- 4468US6657257B2Insulated gate field effect transistor and semiconductor integrated circuitHITACHI LTD·Filed 2001·Granted Dec 2, 2003·15 cites·25 claims
- 4568US4799098AMOS/bipolar device with stepped buried layer under active regionsHITACHI LTD·Filed 1987·Granted Jan 17, 1989·25 cites·14 claims
- 4667US5257966APress roll for paper machinesYAMAUCHI CORP·Filed 1991·Granted Nov 2, 1993·24 cites·5 claims
- 4767US4388635AHigh breakdown voltage semiconductor deviceHITACHI LTD·Filed 1980·Granted Jun 14, 1983·19 cites·21 claims
- 4866US7135137B2Process for producing resin rollYAMAUCHI CORP·Filed 2002·Granted Nov 14, 2006·6 cites·8 claims
- 4966US5508549ASemiconductor integrated circuit device and a method for manufacturing the sameHITACHI LTD·Filed 1991·Granted Apr 16, 1996·18 cites·22 claims
- 5065US5607866AMethod of fabricating a semiconductor device having silicide layers for electrodesHITACHI LTD·Filed 1995·Granted Mar 4, 1997·26 cites·15 claims
Showing the top 50 of 97 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →