Inventor
NAKATA KOICHI
JP74 patents
⚠️ This page may combine multiple inventors who share the name “NAKATA KOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
22 patentsUS7226711B2Jun 5, 2007
Electrophotographic photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK50 citations96
US10558132B2Feb 11, 2020
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK35 citations94
US10558133B2Feb 11, 2020
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK29 citations94
US9740117B2Aug 22, 2017
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and condensed polycyclic aromatic compound
CANON KK21 citations94
US9594318B2Mar 14, 2017
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK26 citations94
US9389523B2Jul 12, 2016
Electrophotographic photosensitive member, and electrophotographic apparatus and process cartridge each including the electrophotographic photosensitive member
CANON KK20 citations92
US9316931B2Apr 19, 2016
Electrophotographic photosensitive member, electrophotographic apparatus, process cartridge, and condensed polycyclic aromatic compound
CANON KK22 citations92
US7534534B2May 19, 2009
Electrophotographic Photosensitive member, method for manufacturing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK36 citations92
US7186489B2Mar 6, 2007
Electrophotographic photosensitive member, electrophotographic photosensitive member manufacturing process, process cartridge, and electrophotographic apparatus
CANON KK48 citations92
US10831118B2Nov 10, 2020
Electrophotographic photosensitive member and method for producing electrophotographic photosensitive member
CANON KK18 citations86
US10310395B2Jun 4, 2019
Electrophotographic photosensitive member, electrophotographic apparatus, and process cartridge
CANON KK18 citations86
US10120331B2Nov 6, 2018
Electrophotographic photosensitive member, process for producing electrophotographic photosensitive member, and electrophotographic apparatus and process cartridge including electrophotographic photosensitive member
CANON KK18 citations86
US10042272B2Aug 7, 2018
Electrophotographic photosensitive member, method for producing the same, process cartridge and electrophotographic apparatus
CANON KK19 citations86
US10768539B2Sep 8, 2020
Electrophotographic photosensitive member, production method therefor, process cartridge, and electrophotographic image-forming apparatus
CANON KK7 citations84
US10761442B2Sep 1, 2020
Electrophotographic photosensitive member, electrophotographic apparatus, process cartridge, and method of producing electrophotographic photosensitive member
CANON KK9 citations84
US10670979B2Jun 2, 2020
Electrophotographic photosensitive member, electrophotographic apparatus, process cartridge, and method of manufacturing electrophotographic photosensitive member
CANON KK8 citations84
US10488771B2Nov 26, 2019
Electrophotographic photosensitive member, method for producing the same, process cartridge, and electrophotographic apparatus
CANON KK10 citations84
US10488769B2Nov 26, 2019
Electrophotographic photosensitive member, and electrophotographic apparatus and process cartridge each including the electrophotographic photosensitive member
CANON KK10 citations84
US10451984B2Oct 22, 2019
Production method of electrophotographic photosensitive member, electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK10 citations84
US11029616B2Jun 8, 2021
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK4 citations73
US9946175B2Apr 17, 2018
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and condensed polycyclic aromatic compound
CANON KK4 citations73
US11204560B2Dec 21, 2021
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK6 citations72
OLYMPUS OPTICAL CO
8 patentsUS6308014B1Oct 23, 2001
Ranging apparatus installed in camera
OLYMPUS OPTICAL CO20 citations93
US6532060B1Mar 11, 2003
Distance measuring apparatus
OLYMPUS OPTICAL CO35 citations92
US6470148B2Oct 22, 2002
Distance measuring device
OLYMPUS OPTICAL CO21 citations92
US6801639B2Oct 5, 2004
Distance measurement apparatus
OLYMPUS OPTICAL CO16 citations84
US6433859B1Aug 13, 2002
Distance measuring apparatus and distance measuring method
OLYMPUS OPTICAL CO19 citations84
US6931208B2Aug 16, 2005
Camera with an exposure control function
OLYMPUS OPTICAL CO9 citations74
US6718133B2Apr 6, 2004
Measuring distance device
OLYMPUS OPTICAL CO10 citations74
US6614509B2Sep 2, 2003
Distance measuring apparatus
OLYMPUS OPTICAL CO8 citations74
TOYOTA MOTOR CO LTD
7 patentsUS5836285ANov 17, 1998
Device for controlling knocking in an internal combustion engine
TOYOTA MOTOR CO LTD28 citations92
US5259348ANov 9, 1993
Direct injection type engine
TOYOTA MOTOR CO LTD39 citations92
US6118276ASep 12, 2000
Ion current detection device
TOYOTA MOTOR CO LTD46 citations91
US5970952AOct 26, 1999
Combustion state detector apparatus for an internal combustion engine
TOYOTA MOTOR CO LTD22 citations91
US5751147AMay 12, 1998
Preignition detecting method
TOYOTA MOTOR CO LTD34 citations91
US6000276ADec 14, 1999
Knock detection device for an internal combustion engine avoiding erroneous knock detection
TOYOTA MOTOR CO LTD16 citations74
US5959192ASep 28, 1999
Knock detecting device for internal combustion engine
TOYOTA MOTOR CO LTD16 citations74
OLYMPUS CORP
6 patentsUS6810207B2Oct 26, 2004
Camera
OLYMPUS CORP42 citations96
US7177538B2Feb 13, 2007
Camera
OLYMPUS CORP33 citations93
US9544483B2Jan 10, 2017
Controlling communications in a camera system including a camera body and an interchangeable lens
OLYMPUS CORP7 citations76
US6754445B2Jun 22, 2004
Blur detection apparatus and blur detection method
OLYMPUS CORP8 citations74
US9762806B2Sep 12, 2017
Imaging apparatus having variable diaphragm
OLYMPUS CORP3 citations73
US9438806B2Sep 6, 2016
Photographing apparatus and photographing method for displaying combined avatar and map information related to a subject
OLYMPUS CORP3 citations73
ALPINE ELECTRONICS INC
2 patentsNONAKA OSAMU
1 patentKUNISHIGE KEIJI
1 patentOLYMPUS IMAGING CORP
1 patentNAKATA KOICHI
1 patentHIJII TAKUMI
1 patentShowing the top 50 of 74 patents by PatentIndex Score.