Inventor · disambiguated record
Akira Izumi
Also filed as: IZUMI AKIRA
46 granted patents·15 pending applications·1,308 citations·filing 1986–2021
98Inventor score
Files withDAINIPPON SCREEN MFG25CITIZEN WATCH CO LTD5MIYA KATSUHIKO5NIKON CORP3TOYODA AUTOMATIC LOOM WORKS3
Top patents by PatentIndex Score
61 records- 0197US5022961AMethod for removing a film on a silicon layer surfaceDAINIPPON SCREEN MFG·Filed 1990·Granted Jun 11, 1991·452 cites·20 claims
- 0292US5916366ASubstrate spin treating apparatusDAINIPPON SCREEN MFG·Filed 1997·Granted Jun 29, 1999·130 cites·19 claims
- 0388US8696825B2Substrate processing methodMIYA KATSUHIKO·Filed 2011·Granted Apr 15, 2014·7 cites·7 claims
- 0488US8109282B2Substrate processing apparatus and substrate processing methodMIYA KATSUHIKO·Filed 2007·Granted Feb 7, 2012·11 cites·6 claims
- 0588US7182821B2Substrate processing method and substrate processing apparatusDAINIPPON SCREEN MFG·Filed 2003·Granted Feb 27, 2007·37 cites·14 claims
- 0686US5927303ASubstrate processing apparatusDAINIPPON SCREEN MFG·Filed 1997·Granted Jul 27, 1999·79 cites·13 claims
- 0785US6669808B2Substrate processing apparatus and substrate processing methodDAINIPPON SCREEN MFG·Filed 2002·Granted Dec 30, 2003·37 cites·15 claims
- 0885US6077321AWet/dry substrate processing apparatusDAINIPPON SCREEN MFG·Filed 1997·Granted Jun 20, 2000·73 cites·12 claims
- 0983US9431276B2Substrate processing apparatus and substrate processing methodDAINIPPON SCREEN MFG·Filed 2014·Granted Aug 30, 2016·4 cites·13 claims
- 1083US8029622B2Substrate processing apparatus, liquid film freezing method and substrate processing methodDAINIPPON SCREEN MFG·Filed 2007·Granted Oct 4, 2011·9 cites·4 claims
- 1181US10222761B2Electronic timepiece with electrostatic induction generatorCITIZEN WATCH CO LTD·Filed 2015·Granted Mar 5, 2019·3 cites·16 claims
- 1281US7584760B2Substrate processing apparatusDAINIPPON SCREEN MFG·Filed 2003·Granted Sep 8, 2009·29 cites·4 claims
- 1381US7017281B2Substrate processing apparatus and substrate processing method drying substrate by spraying gasDAINIPPON SCREEN MFG·Filed 2003·Granted Mar 28, 2006·22 cites·2 claims
- 1479USD418117SComputerMITSUBISHI ELECTRIC CORP·Filed 1998·Granted Dec 28, 1999·21 cites·1 claims
- 1577US7942976B2Substrate processing apparatus and substrate processing methodDAINIPPON SCREEN MFG·Filed 2007·Granted May 17, 2011·5 cites·4 claims
- 1677US7524771B2Substrate processing method using alkaline solution and acid solutionDAINIPPON SCREEN MFG·Filed 2003·Granted Apr 28, 2009·20 cites·2 claims
- 1775US5927306AUltrasonic vibrator, ultrasonic cleaning nozzle, ultrasonic cleaning device, substrate cleaning device, substrate cleaning treatment system and ultrasonic cleaning nozzle manufacturing methodDAINIPPON SCREEN MFG·Filed 1997·Granted Jul 27, 1999·61 cites·10 claims
- 1874US10566913B2Power generation device and portable electric deviceCITIZEN HOLDINGS CO LTD·Filed 2015·Granted Feb 18, 2020·2 cites·9 claims
- 1974US6703254B2Method for manufacturing semiconductor laser deviceMITSUI CHEMICALS INC·Filed 2001·Granted Mar 9, 2004·13 cites·4 claims
- 2074US6069094AMethod for depositing a thin filmHIDEKI MATSUMRA·Filed 1997·Granted May 30, 2000·41 cites·13 claims
- 2173US7867337B2Substrate processing method and substrate processing apparatusDAINIPPON SCREEN MFG·Filed 2006·Granted Jan 11, 2011·4 cites·11 claims
- 2273US4877909AProcess for reducing aldehydes or ketonesJAPAN TOBACCO INC·Filed 1986·Granted Oct 31, 1989·13 cites·19 claims
- 2371US7576413B2Packaged stacked semiconductor device and method for manufacturing the sameKYUSHU INST TECHNOLOGY·Filed 2005·Granted Aug 18, 2009·5 cites·24 claims
- 2471US5571375AMethod of removing native oxide film from a contact hole on silicon waferDAINIPPON SCREEN MFG·Filed 1992·Granted Nov 5, 1996·52 cites·14 claims
- 2568US7811412B2Substrate processing apparatus and substrate processing method drying substrateDAINIPPON SCREEN MFG·Filed 2003·Granted Oct 12, 2010·11 cites·2 claims
- 2666US11546536B2Image sensor with photoelectric conversion units arranged in different directionsNIKON CORP·Filed 2021·Granted Jan 3, 2023·0 cites·20 claims
- 2766US10361642B2Electronic deviceCITIZEN HOLDINGS CO LTD·Filed 2015·Granted Jul 23, 2019·1 cites·10 claims
- 2865US11102432B2Image sensor with photoelectric conversion units arranged in different directionsNIKON CORP·Filed 2019·Granted Aug 24, 2021·0 cites·19 claims
- 2964US6446646B1Substrate processing apparatusDAINIPPON SCREEN MFG·Filed 1998·Granted Sep 10, 2002·29 cites·9 claims
- 3063US7825026B2Method for processing copper surface, method for forming copper pattern wiring and semiconductor device manufactured using such methodKYUSHU INST TECHNOLOGY·Filed 2005·Granted Nov 2, 2010·1 cites·10 claims
- 3163US5112437AOxide film removing apparatus and removing method thereof using azeotropic vapor mixtureDAINIPPON SCREEN MFG·Filed 1991·Granted May 12, 1992·38 cites·14 claims
- 3263US4846499ADevices for supporting an LPG tank bracket of an LPG fork liftTOYODA AUTOMATIC LOOM WORKS·Filed 1988·Granted Jul 11, 1989·22 cites·8 claims
- 3361US7617833B2Apparatus and method for performing predetermined processing on substrate with ultrasonic wavesDAINIPPON SCREEN MFG·Filed 2005·Granted Nov 17, 2009·1 cites·7 claims
- 3460US6723664B2Method and apparatus for depositing a thin film, and semiconductor device having a semiconductor-insulator junctionMATSUMURA HIDEKI·Filed 2002·Granted Apr 20, 2004·6 cites·2 claims
- 3560US6349669B1Method and apparatus for depositing a thin film, and semiconductor device having a semiconductor-insulator junctionMATSUMURA HIDEKI·Filed 1998·Granted Feb 26, 2002·21 cites·13 claims
- 3655US10511760B2Image sensor with photoelectric conversion units arranged in different directionsNIKON CORP·Filed 2016·Granted Dec 17, 2019·0 cites·19 claims
- 3755US8030223B2Solar cell and method of fabricating the sameSHINETSU CHEMICAL CO·Filed 2010·Granted Oct 4, 2011·0 cites·14 claims
- 3854US11303225B2Electrostatic motorCITIZEN WATCH CO LTD·Filed 2018·Granted Apr 12, 2022·0 cites·10 claims
- 3951US2007113874A1Substrate processing method and substrate processing apparatusIZUMI AKIRA·Filed 2007·Application pending·0 cites
- 4050US5495792ADouble acting hydraulic cylinder with improved lubrication and piston rod guidesTOYODA AUTOMATIC LOOM WORKS·Filed 1993·Granted Mar 5, 1996·16 cites·18 claims
- 4149US2007186970A1Solar cell and method of fabricating the sameTAKAHASHI MASATOSHI·Filed 2004·Application pending·0 cites
- 4249US2014050977A1Method of and apparatus for manufacturing electrode for lithium-ion secondary battery and electrode for lithium-ion secondary batteryDAINIPPON SCREEN MFG·Filed 2013·Application pending·0 cites
- 4349US2006123658A1Substrate processing apparatus and substrate processing method drying substrate by spraying gasDAINIPPON SCREEN MFG·Filed 2006·Application pending·0 cites
- 4447US4788584ARF transistor package with capacitorFUJITSU LTD·Filed 1988·Granted Nov 29, 1988·16 cites·7 claims
- 4547US2020204087A1Power generation system and portable watchCITIZEN WATCH CO LTD·Filed 2019·Application pending·0 cites
- 4645US2007295365A1Substrate processing method and substrate processing apparatusMIYA KATSUHIKO·Filed 2007·Application pending·0 cites
- 4745US2008035610A1Substrate processing apparatus and substrate processing methodMIYA KATSUHIKO·Filed 2007·Application pending·0 cites
- 4845US2008017222A1Substrate processing apparatus and substrate processing methodMIYA KATSUHIKO·Filed 2007·Application pending·0 cites
- 4944US10644615B2Electrostatic induction generatorCITIZEN WATCH CO LTD·Filed 2016·Granted May 5, 2020·0 cites·17 claims
- 5044US10348219B2Electrostatic induction power generatorCITIZEN WATCH CO LTD·Filed 2015·Granted Jul 9, 2019·0 cites·7 claims
Showing the top 50 of 61 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →