Inventor
KUNO JUMPEI
JP20 patents
Patents
20 patentsUS9869032B2Jan 16, 2018
Manufacturing method of phthalocyanine crystal by milling crystal transformation for at least 1,000 hours
CANON KK32 citations94
US9645516B2May 9, 2017
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK36 citations94
US9563139B2Feb 7, 2017
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK36 citations94
US10303085B2May 28, 2019
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK17 citations86
US10203617B2Feb 12, 2019
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK17 citations86
US10162278B2Dec 25, 2018
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK17 citations86
US10942462B2Mar 9, 2021
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK11 citations85
US10831117B2Nov 10, 2020
Electrophotographic photosensitive member, electrophotographic apparatus, and process cartridge
CANON KK12 citations85
US11150566B2Oct 19, 2021
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK8 citations83
US10152002B2Dec 11, 2018
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK3 citations73
US9709907B2Jul 18, 2017
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK4 citations73
US11086241B2Aug 10, 2021
Electrophotographic photoreceptor, process cartridge, and electrophotographic apparatus
CANON KK0 citations62
US10216105B2Feb 26, 2019
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK1 citations62
US10401746B2Sep 3, 2019
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK1 citations61
US12457841B2Oct 28, 2025
Photoelectric conversion element and photoelectric conversion device including the photoelectric conversion element
CANON KK0 citations52
US10012915B2Jul 3, 2018
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and chlorogallium phthalocyanine crystal and method for producing the same
CANON KK0 citations52
US11163241B2Nov 2, 2021
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations51
US9921499B2Mar 20, 2018
Electrophotographic photosensitive member, process cartridge, electrophotographic apparatus, and phthalocyanine pigment
CANON KK1 citations51
US10429753B2Oct 1, 2019
Electrophotographic photoconductor, process cartridge, and electrophotographic apparatus
CANON KK0 citations42
US10838313B2Nov 17, 2020
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations40