Inventor · disambiguated record
Akira Egawa
Also filed as: EGAWA AKIRA
143 granted patents·23 pending applications·1,372 citations·filing 1982–2024
99Inventor score
Top patents by PatentIndex Score
166 records- 0199US5151726ACamera or printer capable of automatically changing print sizeCANON KK·Filed 1989·Granted Sep 29, 1992·139 cites·16 claims
- 0298US5138460AApparatus for forming composite imagesCANON KK·Filed 1990·Granted Aug 11, 1992·137 cites·70 claims
- 0397US4603954ASynchronizing device for flash photographyCANON KK·Filed 1984·Granted Aug 5, 1986·54 cites·8 claims
- 0492US9874741B2Wavelength conversion element, light source device, and projectorSEIKO EPSON CORP·Filed 2015·Granted Jan 23, 2018·9 cites·15 claims
- 0592US7444870B2Angular velocity sensor having one amplifying circuit for amplifying plural detection signalsSEIKO INSTR INC·Filed 2007·Granted Nov 4, 2008·32 cites·20 claims
- 0692US7348517B2Laser cutting apparatus with a high quality laser beamFANUC LTD·Filed 2005·Granted Mar 25, 2008·18 cites·5 claims
- 0792US5160952APrint control apparatusCANON KK·Filed 1991·Granted Nov 3, 1992·39 cites·78 claims
- 0890US7686456B2Image display apparatus and methodSEIKO EPSON CORP·Filed 2008·Granted Mar 30, 2010·9 cites·18 claims
- 0988US8730373B2Image forming apparatusEGAWA AKIRA·Filed 2009·Granted May 20, 2014·11 cites·15 claims
- 1088US5172234ACamera having an electronic zooming display featureCANON KK·Filed 1991·Granted Dec 15, 1992·84 cites·6 claims
- 1186US9341929B2Projector having a turbulent flow plate disposed between a light modulator and a polarizerSEIKO EPSON CORP·Filed 2015·Granted May 17, 2016·4 cites·8 claims
- 1286US8018128B2Microchannel structure and its manufacturing method, light source device, and projectorSEIKO EPSON CORP·Filed 2006·Granted Sep 13, 2011·14 cites·9 claims
- 1385US5086310APrint control apparatus for effective multiple printing of images onto a common printing frameCANON KK·Filed 1991·Granted Feb 4, 1992·22 cites·1 claims
- 1483US7806531B2ProjectorSEIKO EPSON CORP·Filed 2006·Granted Oct 5, 2010·8 cites·27 claims
- 1582US10168605B2Wavelength conversion device, illumination device, and projectorSEIKO EPSON CORP·Filed 2016·Granted Jan 1, 2019·3 cites·16 claims
- 1682US8096348B2Heat exchanger, method of manufacturing heat exchanger, liquid cooling system, light source device, projector, electronic device unit, and electronic equipmentTAKAGI KUNIHIKO·Filed 2006·Granted Jan 17, 2012·12 cites·1 claims
- 1782US7886597B2Dynamic amount sensorSEIKO INSTR INC·Filed 2007·Granted Feb 15, 2011·13 cites·18 claims
- 1882US7757752B2Heat exchanger, light source apparatus, and projectorSEIKO EPSON CORP·Filed 2007·Granted Jul 20, 2010·11 cites·16 claims
- 1981US4921357ALaser oscillator deviceFANUC LTD·Filed 1988·Granted May 1, 1990·27 cites·5 claims
- 2080US7729042B2Light source device, lighting device, and image display apparatusSEIKO EPSON CORP·Filed 2009·Granted Jun 1, 2010·5 cites·6 claims
- 2180US5870178ADistance measuring apparatusCANON KK·Filed 1997·Granted Feb 9, 1999·58 cites·61 claims
- 2279US7866827B2Optical device and optical apparatusSEIKO EPSON CORP·Filed 2006·Granted Jan 11, 2011·6 cites·23 claims
- 2379US5396305AData recording camera systemCANON KK·Filed 1994·Granted Mar 7, 1995·19 cites·66 claims
- 2478US10136111B2Wavelength converter, illuminator, and projectorSEIKO EPSON CORP·Filed 2016·Granted Nov 20, 2018·2 cites·12 claims
- 2578US9733556B2Wavelength conversion device, illumination device, and projectorSEIKO EPSON CORP·Filed 2016·Granted Aug 15, 2017·2 cites·15 claims
- 2678US9206959B2Wavelength conversion element, light source device, and projectorSEIKO EPSON CORP·Filed 2013·Granted Dec 8, 2015·3 cites·19 claims
- 2778US6179494B1CameraCANON KK·Filed 1996·Granted Jan 30, 2001·15 cites·41 claims
- 2877US10914453B2Wavelength conversion device, illumination device, and projectorSEIKO EPSON CORP·Filed 2016·Granted Feb 9, 2021·2 cites·11 claims
- 2977US10401718B2Rotary cooling device, wavelength conversion device, light diffusing device, light source device, and projectorSEIKO EPSON CORP·Filed 2017·Granted Sep 3, 2019·2 cites·18 claims
- 3077US7566844B2Laser-machining deviceFANUC LTD·Filed 2005·Granted Jul 28, 2009·5 cites·3 claims
- 3177US5184161ACamera with magnetic recording deviceCANON KK·Filed 1991·Granted Feb 2, 1993·17 cites·27 claims
- 3276US10355443B2Illumination device and projectorSEIKO EPSON CORP·Filed 2017·Granted Jul 16, 2019·2 cites·8 claims
- 3376US9983470B2Light source device and projectorSEIKO EPSON CORP·Filed 2016·Granted May 29, 2018·2 cites·12 claims
- 3476US9310622B2Light source apparatus and projectorSEIKO EPSON CORP·Filed 2014·Granted Apr 12, 2016·4 cites·14 claims
- 3576US7787036B2Imaging apparatus configured to correct noiseCANON KK·Filed 2007·Granted Aug 31, 2010·4 cites·1 claims
- 3676US4885754AHigh frequency discharge excitation laser deviceFANUC LTD·Filed 1987·Granted Dec 5, 1989·22 cites·7 claims
- 3775US9618767B2ProjectorSEIKO EPSON CORP·Filed 2015·Granted Apr 11, 2017·2 cites·5 claims
- 3875US9010941B2Projector having a turbulent flow plate disposed between a light modulator and a polarizerSEIKO EPSON CORP·Filed 2012·Granted Apr 21, 2015·2 cites·11 claims
- 3975US8540374B2Cooling arrangement for projector with optical modulation devicesEGAWA AKIRA·Filed 2011·Granted Sep 24, 2013·3 cites·5 claims
- 4075US7830929B2Laser beam source device, lighting device, image display apparatus, and monitoring apparatusSEIKO EPSON CORP·Filed 2009·Granted Nov 9, 2010·3 cites·8 claims
- 4175US5432570ACamera having means for restricting an operation based on a state of use of a recording mediumCANON KK·Filed 1994·Granted Jul 11, 1995·16 cites·9 claims
- 4274US5307113AImaging apparatus with means for detecting and preventing hand shakeCANON KK·Filed 1992·Granted Apr 26, 1994·34 cites·49 claims
- 4373US10359691B2Illuminator and projectorSEIKO EPSON CORP·Filed 2018·Granted Jul 23, 2019·1 cites·16 claims
- 4472US4751543AControl signal generator for cameraCANON KK·Filed 1986·Granted Jun 14, 1988·12 cites·13 claims
- 4571US7782377B2Image sensing apparatus, control method therefor, storage medium, and program to create correction dataCANON KK·Filed 2004·Granted Aug 24, 2010·10 cites·2 claims
- 4671US5596594ALaser oscillatorFANUC LTD·Filed 1995·Granted Jan 21, 1997·29 cites·4 claims
- 4770US5060007AImage blur display deviceCANON KK·Filed 1991·Granted Oct 22, 1991·29 cites·16 claims
- 4870US4544254ACamera with a display device for displaying both object distance informations and coupling range informationsCANON KK·Filed 1983·Granted Oct 1, 1985·9 cites·20 claims
- 4969US10795248B2Light source device and projectorSEIKO EPSON CORP·Filed 2019·Granted Oct 6, 2020·1 cites·17 claims
- 5069US8070299B2Light source apparatus and projector having a wavelength separatorEGAWA AKIRA·Filed 2008·Granted Dec 6, 2011·3 cites·9 claims
Showing the top 50 of 166 patent records by PatentIndex Score.
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