Inventor
SHIDA KAZUHISA
JP49 patents
⚠️ This page may combine multiple inventors who share the name “SHIDA KAZUHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
19 patentsUS10073362B2Sep 11, 2018
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK20 citations94
US9599915B2Mar 21, 2017
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK27 citations94
US9372417B2Jun 21, 2016
Method for producing electrophotographic photosensitive member
CANON KK24 citations94
US9372418B2Jun 21, 2016
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK29 citations94
US9372419B2Jun 21, 2016
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK27 citations94
US11366402B2Jun 21, 2022
Process cartridge and electrophotographic apparatus using the same
CANON KK18 citations86
US9164406B2Oct 20, 2015
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK19 citations83
US12547112B2Feb 10, 2026
Image forming apparatus that forms antibacterial region on recording material
CANON KK0 citations63
US12547108B2Feb 10, 2026
Image forming apparatus with antimicrobial toner
CANON KK0 citations52
US12147170B2Nov 19, 2024
Image forming apparatus having toner charging
CANON KK0 citations51
US10001726B2Jun 19, 2018
Developer container, developing device, process cartridge, and image forming apparatus
CANON KK0 citations51
US9933726B2Apr 3, 2018
Developer container, cartridge and image forming apparatus
CANON KK0 citations51
US12547096B2Feb 10, 2026
Developing apparatus, process cartridge, and image-forming apparatus
CANON KK0 citations50
US10642206B2May 5, 2020
Image forming apparatus
CANON KK0 citations42
US9618861B2Apr 11, 2017
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations42
US9470989B2Oct 18, 2016
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations42
US10025265B2Jul 17, 2018
Developer container, developing device, process cartridge, and image forming apparatus
CANON KK0 citations41
US9996032B2Jun 12, 2018
Developer container, development apparatus, process cartridge, and image forming apparatus
CANON KK0 citations41
US9229342B2Jan 5, 2016
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations41
KONISHIROKU PHOTO IND
9 patentsUS6489069B1Dec 3, 2002
Electrophotographic image carrier and image forming apparatus, image forming method and processing cartridge using it
KONISHIROKU PHOTO IND22 citations92
US6442367B1Aug 27, 2002
Electrophotographic image forming method, electrophotographic image forming apparatus, and processing cartridge
KONISHIROKU PHOTO IND20 citations92
US6265122B1Jul 24, 2001
Electrophotographic photoreceptor and an image forming apparatus and a process cartridge using the same
KONISHIROKU PHOTO IND19 citations92
US6203962B1Mar 20, 2001
Electrophotographic image forming method, electrophotographic image forming apparatus, and processing cartridge and electrophotographic photoreceptor used therein
KONISHIROKU PHOTO IND36 citations92
US6479202B2Nov 12, 2002
Electrophotographic photoreceptor, electrophotographic image forming method, electrophotographic image forming apparatus and processing cartridge
KONISHIROKU PHOTO IND18 citations84
US6861195B2Mar 1, 2005
Image forming method
KONISHIROKU PHOTO IND6 citations73
US6692882B2Feb 17, 2004
Image forming method
KONISHIROKU PHOTO IND6 citations73
US6399262B1Jun 4, 2002
Electrophotographic photoreceptor
KONISHIROKU PHOTO IND7 citations73
US6569586B2May 27, 2003
Photoreceptor for forming electrostatic latent image
KONISHIROKU PHOTO IND4 citations59
KONICA MINOLTA BUSINESS TECH
5 patentsUS7166398B2Jan 23, 2007
Electrophotographic photoreceptor and device
KONICA MINOLTA BUSINESS TECH6 citations74
US7214457B2May 8, 2007
Organic photoconductor, process cartridge, image forming apparatus and image forming method
KONICA MINOLTA BUSINESS TECH2 citations63
US7402366B2Jul 22, 2008
Organic photoreceptor, process cartridge, image forming method, and image forming apparatus
KONICA MINOLTA BUSINESS TECH6 citations62
US7258958B2Aug 21, 2007
Organic photoreceptor, process cartridge, image forming apparatus, and image forming method
KONICA MINOLTA BUSINESS TECH0 citations52
US7358020B2Apr 15, 2008
Image forming apparatus and image forming method
KONICA MINOLTA BUSINESS TECH0 citations51
FUJII ATSUSHI
3 patentsUS9256145B2Feb 9, 2016
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
FUJII ATSUSHI21 citations92
US9046797B2Jun 2, 2015
Process for producing electrophotographic photosensitive member
FUJII ATSUSHI24 citations92
US9040214B2May 26, 2015
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and method of manufacturing electrophotographic photosensitive member
FUJII ATSUSHI22 citations92
OKUDA ATSUSHI
3 patentsUS9188888B2Nov 17, 2015
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus and method of manufacturing the electrophotographic photosensitive member
OKUDA ATSUSHI24 citations92
US8980508B2Mar 17, 2015
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus and method of manufacturing the electrophotographic photosensitive member
OKUDA ATSUSHI25 citations92
US8956792B2Feb 17, 2015
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and method of producing electrophotographic photosensitive member
OKUDA ATSUSHI3 citations62