Inventor · disambiguated record
Yoshinori Imamura
Also filed as: IMAMURA YOSHINORI
41 granted patents·5 pending applications·566 citations·filing 1979–2012
98Inventor score
Top patents by PatentIndex Score
46 records- 0198US4378417AElectrophotographic member with α-Si layersHITACHI LTD·Filed 1981·Granted Mar 29, 1983·96 cites·10 claims
- 0297US4365013AElectrophotographic memberHITACHI LTD·Filed 1981·Granted Dec 21, 1982·90 cites·7 claims
- 0392US8322937B2Thermochromic writing instrumentIMAMURA YOSHINORI·Filed 2008·Granted Dec 4, 2012·14 cites·24 claims
- 0488US9266379B2Thermochromic writing instrumentIMAMURA YOSHINORI·Filed 2012·Granted Feb 23, 2016·4 cites·10 claims
- 0586US4255686AStorage type photosensor containing silicon and hydrogenHITACHI LTD·Filed 1979·Granted Mar 10, 1981·23 cites·9 claims
- 0683US5181087ASemiconductor device and method of producing the sameHITACHI LTD·Filed 1989·Granted Jan 19, 1993·37 cites·52 claims
- 0779US7723753B2Semiconductor device and manufacturing method of the sameRENESAS TECH CORP·Filed 2007·Granted May 25, 2010·9 cites·16 claims
- 0879US4249106ARadiation sensitive screenHITACHI LTD·Filed 1979·Granted Feb 3, 1981·16 cites·7 claims
- 0976US7563021B2Method device and recording medium where program is recorded, for deciding residual travel life and end of life of run-flat tire that continues traveling in run-flat conditionBRIDGESTONE CORP·Filed 2003·Granted Jul 21, 2009·15 cites·8 claims
- 1074US4377628AElectrophotographic member with α-Si and HHITACHI LTD·Filed 1981·Granted Mar 22, 1983·24 cites·24 claims
- 1171US7132320B2Method for manufacturing semiconductor deviceRENESAS TECH CORP·Filed 2005·Granted Nov 7, 2006·3 cites·22 claims
- 1270US4556817APhotoelectric conversion apparatusHITACHI LTD·Filed 1983·Granted Dec 3, 1985·13 cites·14 claims
- 1366US7256433B2Bipolar transistor and a method of manufacturing the sameRENESAS TECH CORP·Filed 2004·Granted Aug 14, 2007·10 cites·15 claims
- 1466US4664232ABrake device for robot armBRIDGESTONE CORP·Filed 1985·Granted May 12, 1987·35 cites·5 claims
- 1565US6931912B2Road surface friction coefficient estimating method, signal multiplex transmission method and signal multiplex transmission deviceBRIDGESTONE CORP·Filed 2002·Granted Aug 23, 2005·9 cites·11 claims
- 1665US4564784AReduced degradation, high resolution image pickup tubeHITACHI LTD·Filed 1983·Granted Jan 14, 1986·11 cites·20 claims
- 1763US7411487B2Tire-information administration systemBRIDGESTONE CORP·Filed 2004·Granted Aug 12, 2008·9 cites·9 claims
- 1863US4360821ASolid-state imaging deviceHITACHI LTD·Filed 1979·Granted Nov 23, 1982·23 cites·11 claims
- 1960US7378690B2Method for forming patterns on a semiconductor device using a lift off techniqueRENESAS TECH CORP·Filed 2007·Granted May 27, 2008·1 cites·4 claims
- 2059US6576937B2Semiconductor device and power amplifier using the sameHITACHI LTD·Filed 2001·Granted Jun 10, 2003·7 cites·8 claims
- 2156US5373191ASemiconductor device and method of producing the sameHITACHI LTD·Filed 1992·Granted Dec 13, 1994·14 cites·5 claims
- 2252US2009194792A1Semiconductor device and manufacturing method thereforRENESAS TECH CORP·Filed 2009·Application pending·0 cites
- 2350US7029938B2Method for forming patterns on a semiconductor device using a lift off techniqueRENESAS TECH CORP·Filed 2004·Granted Apr 18, 2006·3 cites·10 claims
- 2449US5381027ASemiconductor device having a heterojunction and a two dimensional gas as an active layerHITACHI LTD·Filed 1993·Granted Jan 10, 1995·18 cites·18 claims
- 2548US7214558B2Method for forming patterns on a semiconductor device using a lift off techniqueRENESAS TECH CORP·Filed 2005·Granted May 8, 2007·0 cites·8 claims
- 2647US7511315B2Semiconductor device and manufacturing method thereforRENESAS TECH CORP·Filed 2005·Granted Mar 31, 2009·0 cites·16 claims
- 2747US6649458B2Method for manufacturing semiconductor device with hetero junction bipolar transistorHITACHI LTD·Filed 2003·Granted Nov 18, 2003·2 cites·27 claims
- 2845US4771983AMagnetic flow control valveBRIDGESTONE CORP·Filed 1987·Granted Sep 20, 1988·10 cites·11 claims
- 2944US6989301B2Method for manufacturing semiconductor deviceRENESAS TECH CORP·Filed 2003·Granted Jan 24, 2006·1 cites·8 claims
- 3044US5523593ACompound semiconductor integrated circuit and optical regenerative repeater using the sameHITACHI LTD·Filed 1993·Granted Jun 4, 1996·11 cites·24 claims
- 3144US2007059853A1Method for Manufacturing Semiconductor DeviceKUROKAWA ATSUSHI·Filed 2006·Application pending·0 cites
- 3243US5258631ASemiconductor device having a two-dimensional electron gas as an active layerHITACHI LTD·Filed 1992·Granted Nov 2, 1993·13 cites·11 claims
- 3343US4609846AImage pick-up tube having collector and balance electrodesHITACHI LTD·Filed 1984·Granted Sep 2, 1986·4 cites·19 claims
- 3443US4405879APhotoelectric conversion device and method of producing the sameHITACHI LTD·Filed 1981·Granted Sep 20, 1983·4 cites·12 claims
- 3542US4556816APhotoelectric deviceHITACHI LTD·Filed 1983·Granted Dec 3, 1985·8 cites·8 claims
- 3642US2007257332A1Bipolar transistor and a method of manufacturing the sameKUROKAWA ATSUSHI·Filed 2007·Application pending·0 cites
- 3740US6867079B2Method for manufacturing semiconductor deviceRENESAS TECH CORP·Filed 2003·Granted Mar 15, 2005·0 cites·14 claims
- 3840US4902635AMethod for production of compound semicondutor devicesAGENCY IND SCIENCE TECHN·Filed 1988·Granted Feb 20, 1990·12 cites·15 claims
- 3940US4380557AMethod of production of image pickup deviceHITACHI LTD·Filed 1981·Granted Apr 19, 1983·3 cites·6 claims
- 4039US6724020B2Semiconductor device and power amplifier using the sameRENESAS TECH CORP·Filed 2003·Granted Apr 20, 2004·0 cites·6 claims
- 4136US4636682AImage pickup tubeHITACHI LTD·Filed 1983·Granted Jan 13, 1987·2 cites·19 claims
- 4236US2004021458A1Displacement sensorFiled 2001·Application pending·0 cites
- 4334US4626885APhotosensor having impurity concentration gradientHITACHI LTD·Filed 1983·Granted Dec 2, 1986·4 cites·15 claims
- 4434US4419604ALight sensitive screenHITACHI LTD·Filed 1981·Granted Dec 6, 1983·4 cites·17 claims
- 4533US2006138459A1Semiconductor device, manufacturing method of the same and electronic deviceKUROKAWA ATSUSHI·Filed 2005·Application pending·0 cites
- 4628US4782860AMagnetic flow control valveBRIDGESTION CORP·Filed 1987·Granted Nov 8, 1988·4 cites·12 claims
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