Inventor · disambiguated record
Akira Shimada
Also filed as: NAKAJIMA KATSUJI · SHIMADA AKIRA
101 granted patents·21 pending applications·2,242 citations·filing 1978–2025
99Inventor score
Top patents by PatentIndex Score
122 records- 0198US7226711B2Electrophotographic photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatusCANON KK·Filed 2005·Granted Jun 5, 2007·50 cites·31 claims
- 0298US6381428B1Photoconductor unit and image forming systemHITACHI LTD·Filed 2000·Granted Apr 30, 2002·82 cites·13 claims
- 0397US8592061B2Magnetic recording medium with controlled grain diametersONOUE TAKAHIRO·Filed 2007·Granted Nov 26, 2013·70 cites·9 claims
- 0497US7749667B2Image forming method, and electrophotographic apparatus making use of the image forming methodCANON KK·Filed 2007·Granted Jul 6, 2010·32 cites·13 claims
- 0597US7718331B2Electrophotographic photosensitive member with depressed portions, process cartridge holding the electrophotographic photosensitive member and electrophotographic apparatus with the electrophotographic photosensitive memberCANON KK·Filed 2007·Granted May 18, 2010·41 cites·8 claims
- 0697US7622238B2Process for producing electrophotographic photosensitive memberCANON KK·Filed 2007·Granted Nov 24, 2009·36 cites·6 claims
- 0797US7551878B2Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2007·Granted Jun 23, 2009·39 cites·7 claims
- 0897US7534534B2Electrophotographic Photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatusCANON KK·Filed 2005·Granted May 19, 2009·36 cites·14 claims
- 0997US7186489B2Electrophotographic photosensitive member, electrophotographic photosensitive member manufacturing process, process cartridge, and electrophotographic apparatusCANON KK·Filed 2005·Granted Mar 6, 2007·48 cites·8 claims
- 1096US6697586B2Photoconductor unit and image forming systemHITACHI LTD·Filed 2002·Granted Feb 24, 2004·50 cites·3 claims
- 1196US4190137AApparatus for deicing of trolley wiresDAINICHI NIPPON CABLES LTD·Filed 1978·Granted Feb 26, 1980·261 cites·10 claims
- 1295US7556901B2Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatusCANON KK·Filed 2007·Granted Jul 7, 2009·24 cites·9 claims
- 1394US9095882B2Piezoelectric device, dust removing apparatus, and imaging apparatusCANON KK·Filed 2012·Granted Aug 4, 2015·15 cites·11 claims
- 1494US8795790B2Magnetic recording medium and magnetic recording medium manufacturing methodSONOBE YOSHIAKI·Filed 2009·Granted Aug 5, 2014·53 cites·5 claims
- 1594US7084566B2Organic light emitting element with insulation film and metal reflection filmHITACHI LTD·Filed 2005·Granted Aug 1, 2006·16 cites·2 claims
- 1694US6501925B2Photoconductor unit and image forming systemHITACHI LTD·Filed 2002·Granted Dec 31, 2002·41 cites·2 claims
- 1794US5978638AIntermediate transfer belt and image forming apparatus adopting the beltCANON KK·Filed 1997·Granted Nov 2, 1999·76 cites·17 claims
- 1892US6275778B1Location-force target path creatorSEIKO INSTR INC·Filed 1998·Granted Aug 14, 2001·199 cites·12 claims
- 1991US8551627B2Magnetic disk and method of manufacturing the sameSHIMADA AKIRA·Filed 2008·Granted Oct 8, 2013·69 cites·17 claims
- 2090US5104336AFlat cable connectorKEL KK·Filed 1990·Granted Apr 14, 1992·87 cites·9 claims
- 2190US4734060AConnector deviceKEL KK·Filed 1986·Granted Mar 29, 1988·88 cites·7 claims
- 2286US5695898AElectrophotographic photosensitive member, electrophotographic apparatus and device unit having itCANON KK·Filed 1996·Granted Dec 9, 1997·38 cites·12 claims
- 2383US6078773AImage forming apparatus and intermediate transfer memberCANON KK·Filed 1998·Granted Jun 20, 2000·32 cites·18 claims
- 2482US12328051B2Vibration wave driving apparatus and image pickup apparatus using output transmission memberCANON KK·Filed 2023·Granted Jun 10, 2025·0 cites·9 claims
- 2582US4980625AApparatus and method for servo control systemSEIKO INSTR INC·Filed 1989·Granted Dec 25, 1990·43 cites·16 claims
- 2681US6737133B2Electrophotographic seamless belt, and electrophotographic apparatus having the electrophotographic seamless beltCANON KK·Filed 2001·Granted May 18, 2004·20 cites·8 claims
- 2781US5113226AImage transfer apparatusHITACHI LTD·Filed 1990·Granted May 12, 1992·27 cites·4 claims
- 2880US11843279B2Vibration wave driving apparatus and image pickup apparatusCANON KK·Filed 2022·Granted Dec 12, 2023·0 cites·7 claims
- 2979US7215896B2Image forming apparatus and method of detecting the detection characteristics of a reflection density sensorRICOH PRINTING SYS LTD·Filed 2004·Granted May 8, 2007·19 cites·8 claims
- 3078US5488461AElectrophotographic photosensitive member and electrophotographic apparatus using the sameCANON KK·Filed 1995·Granted Jan 30, 1996·27 cites·34 claims
- 3178US5345301AImage fixing device and electrophotographic apparatus incorporated with such deviceHITACHI LTD·Filed 1991·Granted Sep 6, 1994·23 cites·10 claims
- 3277US6891630B1Image recording method and image recording apparatusHITACHI LTD·Filed 2000·Granted May 10, 2005·16 cites·6 claims
- 3377US6487387B2Full-color image forming apparatus with belt-shaped transfer memberCANON KK·Filed 2001·Granted Nov 26, 2002·16 cites·13 claims
- 3476US9664820B2Method for manufacturing optical lensHOYA CORP·Filed 2013·Granted May 30, 2017·1 cites·12 claims
- 3576US6563261B1Organic light emitting element and method of producing the sameHITACHI LTD·Filed 2000·Granted May 13, 2003·15 cites·12 claims
- 3674US9813596B2Vibration-type actuator, interchangeable lens, image pickup apparatus, and automatic stageCANON KK·Filed 2014·Granted Nov 7, 2017·2 cites·15 claims
- 3773US10439518B2Vibration-type actuator, driving method for vibration-type actuator, and electronic apparatus equipped with vibration-type actuatorCANON KK·Filed 2016·Granted Oct 8, 2019·1 cites·7 claims
- 3873US5115418AServo control apparatusSEIKO INSTR INC·Filed 1990·Granted May 19, 1992·37 cites·9 claims
- 3972US5995794AImage forming apparatus and intermediate transfer beltCANON KK·Filed 1998·Granted Nov 30, 1999·21 cites·26 claims
- 4072US5468584AElectrophotographic photosensitive member having intermediate layer containing fine powder particles of tin oxide containing phosphorous and apparatus employing sameCANON KK·Filed 1995·Granted Nov 21, 1995·21 cites·10 claims
- 4172US5270827AOptical recording system for controlling recording light quantity based on pixel patterns in an imageHITACHI LTD·Filed 1990·Granted Dec 14, 1993·46 cites·20 claims
- 4271US5291254AElectrophotographic recording apparatusHITACHI LTD·Filed 1992·Granted Mar 1, 1994·19 cites·10 claims
- 4370US9007509B2Foreign substance removing device and image pickup deviceSHIMADA AKIRA·Filed 2011·Granted Apr 14, 2015·2 cites·10 claims
- 4470US6592803B2Process for producing belt-shaped member from a die-extruded film having a film thickness, die gap relationshipCANON KK·Filed 2000·Granted Jul 15, 2003·8 cites·13 claims
- 4569US5102289ADamper device for precision assembling robotSEIKO INSTR INC·Filed 1989·Granted Apr 7, 1992·38 cites·14 claims
- 4666US9401667B2Vibration-type driving deviceCANON KK·Filed 2014·Granted Jul 26, 2016·1 cites·19 claims
- 4766US6674989B1Endless belt with serpentine motion preventing member and image forming apparatus including sameCANON KK·Filed 2000·Granted Jan 6, 2004·9 cites·11 claims
- 4865US6909232B2Organic light emitting element and method of producing the sameHITACHI LTD·Filed 2004·Granted Jun 21, 2005·6 cites·4 claims
- 4965US6787991B2Organic light emitting element and method of producing the sameHITACHI LTD·Filed 2003·Granted Sep 7, 2004·6 cites·18 claims
- 5065US6324134B1Disk recording and reproducing apparatusSEIKO INSTR INC·Filed 1999·Granted Nov 27, 2001·18 cites·17 claims
Showing the top 50 of 122 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →