Inventor · disambiguated record
Keiji Matsusaka
Also filed as: MATSUSAKA KEIJI
37 granted patents·4 pending applications·326 citations·filing 2003–2024
97Inventor score
Files withKONICA MINOLTA OPTO INC20MATSUSAKA KEIJI6HIRAO YUSUKE5FUKUTA YASUNARI2SONY SEMICONDUCTOR SOLUTIONS CORP2
Top patents by PatentIndex Score
41 records- 0194US6867933B2Image-taking apparatus, and camera and camera system incorporating itMINOLTA CO LTD·Filed 2003·Granted Mar 15, 2005·64 cites·22 claims
- 0292US8917457B2Imaging lens, imaging optical device, and digital equipmentMATSUSAKA KEIJI·Filed 2011·Granted Dec 23, 2014·16 cites·34 claims
- 0391US7215482B2Variable magnification optical system, image taking lens device and digital apparatusKONICA MINOLTA OPTO INC·Filed 2005·Granted May 8, 2007·27 cites·32 claims
- 0490US8270098B2Image pickup lens, image pickup apparatus, mobile terminal, and method for manufacturing image pickup lensFUKUTA YASUNARI·Filed 2009·Granted Sep 18, 2012·12 cites·18 claims
- 0590US7286302B2Optical system, image pickup device and digital apparatusKONICA MINOLTA OPTO INC·Filed 2005·Granted Oct 23, 2007·22 cites·19 claims
- 0689US8654242B2Single-focus optical system, image pickup device, and digital apparatusMATSUSAKA KEIJI·Filed 2010·Granted Feb 18, 2014·14 cites·18 claims
- 0787US8885270B2Imaging lens system, imaging optical device, and digital applianceTANAKA HIROAKI·Filed 2011·Granted Nov 11, 2014·9 cites·15 claims
- 0887US8654457B2Wide-angle optical system, and imaging deviceJIN MAKOTO·Filed 2009·Granted Feb 18, 2014·26 cites·13 claims
- 0987US7841785B2Imaging lens, imaging device, portable terminal, and method for manufacturing imaging lensKONICA MINOLTA OPTO INC·Filed 2008·Granted Nov 30, 2010·15 cites·26 claims
- 1085US8000037B2Imaging lens, imaging device, and mobile terminalKONICA MINOLTA OPTO INC·Filed 2008·Granted Aug 16, 2011·15 cites·17 claims
- 1184US8704937B2Imaging optical system, imaging device, and digital apparatusMATSUSAKA KEIJI·Filed 2013·Granted Apr 22, 2014·6 cites·11 claims
- 1283US7301578B2Super-wide-angle optical system and image pickup deviceKONICA MINOLTA OPTO INC·Filed 2004·Granted Nov 27, 2007·25 cites·21 claims
- 1383US7145732B2Zoom optical system, imaging lens unit, and digital apparatusKONICA MINOLTA OPTO INC·Filed 2005·Granted Dec 5, 2006·13 cites·6 claims
- 1480US9036275B2Image optical system, imaging device, and digital apparatusFUKUTA YASUNARI·Filed 2012·Granted May 19, 2015·4 cites·19 claims
- 1580US8605195B2Image-taking lens system, image-taking device provided with an image-taking lens system, and portable terminal provided with an image-taking deviceTANAKA HIROAKI·Filed 2010·Granted Dec 10, 2013·5 cites·10 claims
- 1677US8659838B2Image pickup lens, image pickup device provided with image pickup lens, and mobile terminal provided with image pickup deviceKONISHI HIROTOSHI·Filed 2010·Granted Feb 25, 2014·7 cites·15 claims
- 1776US7869134B2Variable power optical system, imaging lens system and digital apparatusKONICA MINOLTA OPTO INC·Filed 2006·Granted Jan 11, 2011·7 cites·40 claims
- 1872US8477437B2Lens unit, image capturing lens, image capturing device and portable terminalHIRAO YUSUKE·Filed 2009·Granted Jul 2, 2013·3 cites·14 claims
- 1970US8000038B2Image pickup lens, image pickup apparatus and mobile terminalKONICA MINOLTA OPTO INC·Filed 2008·Granted Aug 16, 2011·3 cites·8 claims
- 2069US8369022B2Variable magnification optical system, image pickup device and digital apparatusKONICA MINOLTA OPTO INC·Filed 2010·Granted Feb 5, 2013·2 cites·24 claims
- 2168US7265912B2Variable power optical system, imaging apparatus, and digital apparatusKONICA MINOLTA OPTO INC·Filed 2005·Granted Sep 4, 2007·4 cites·15 claims
- 2267US7760439B2Variable power optical system, imaging lens device and digital apparatusKONICA MINOLTA OPTO INC·Filed 2006·Granted Jul 20, 2010·4 cites·5 claims
- 2366US8369028B2Imaging lens, imaging device, portable terminal, and method for manufacturing imaging lensKONICA MINOLTA OPTO INC·Filed 2010·Granted Feb 5, 2013·2 cites·5 claims
- 2466US7982968B2Variable-power optical system, image pickup device, and digital apparatusKONICA MINOLTA OPTO INC·Filed 2007·Granted Jul 19, 2011·4 cites·17 claims
- 2565US8068291B2Imaging lens, imaging device, portable terminal, and method for manufacturing imaging lensHIRAO YUSUKE·Filed 2008·Granted Nov 29, 2011·2 cites·14 claims
- 2664US8531578B2Wide angle optical system, imaging lens device, monitor camera, and digital apparatusMATSUSAKA KEIJI·Filed 2008·Granted Sep 10, 2013·3 cites·22 claims
- 2760US7859764B2Variable-power optical system, image pickup device, and digital apparatusKONICA MINOLTA OPTO INC·Filed 2007·Granted Dec 28, 2010·2 cites·19 claims
- 2860US2024329364A1Imaging lens and imaging apparatusSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2024·Application pending·0 cites
- 2960US2024329371A1Imaging lens and imaging deviceSONY SEMICONDUCTOR SOLUTIONS CORP·Filed 2024·Application pending·0 cites
- 3059US8363339B2Imaging lens, imaging device, portable terminal, and method for manufacturing imaging lensKONICA MINOLTA OPTO INC·Filed 2008·Granted Jan 29, 2013·2 cites·19 claims
- 3159US8064147B2Imaging lens, imaging device, portable terminal, and method for manufacturing imaging lensHIRAO YUSUKE·Filed 2008·Granted Nov 22, 2011·1 cites·14 claims
- 3259US7450837B2Zoom optical system, imaging lens device, and digital apparatusKONICA MINOLTA OPTO INC·Filed 2005·Granted Nov 11, 2008·2 cites·10 claims
- 3358US8270095B2Variable-power optical system, image pickup device, and digital apparatusMATSUSAKA KEIJI·Filed 2007·Granted Sep 18, 2012·2 cites·19 claims
- 3456US8493672B2Imaging lens, image pickup device and portable terminalHIRAO YUSUKE·Filed 2009·Granted Jul 23, 2013·1 cites·12 claims
- 3554US8576501B2Wide-angle optical system, image pickup lens device, monitor camera, and digital apparatusMATSUSAKA KEIJI·Filed 2008·Granted Nov 5, 2013·1 cites·20 claims
- 3654US8456564B2Imaging lens, imaging device, and mobile terminalHIRAO YUSUKE·Filed 2008·Granted Jun 4, 2013·1 cites·18 claims
- 3753US2011267709A1Imaging lens, imaging device, and mobile terminalKONICA MINOLTA OPTO INC·Filed 2011·Application pending·0 cites
- 3851US8031415B2Imaging lens, imaging device, portable terminal, and method for manufacturing imaging lensKONICA MINOLTA OPTO INC·Filed 2010·Granted Oct 4, 2011·0 cites·23 claims
- 3951US2011043623A1Imaging deviceKONICA MINOLTA OPTO INC·Filed 2009·Application pending·0 cites
- 4042US7173771B2Variable power optical system, image pickup lens device, and digital deviceKONICA MINOLTA OPTO INC·Filed 2005·Granted Feb 6, 2007·0 cites·25 claims
- 4138US11209631B2Lens unit, imaging apparatus, and mobile deviceKONICA MINOLTA INC·Filed 2016·Granted Dec 28, 2021·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →