Inventor
NISHIDA TSUTOMU
JP60 patents
⚠️ This page may combine multiple inventors who share the name “NISHIDA TSUTOMU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
38 patentsUS10558132B2Feb 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
US9869032B2Jan 16, 2018
Manufacturing method of phthalocyanine crystal by milling crystal transformation for at least 1,000 hours
CANON KK32 citations94
US9772596B2Sep 26, 2017
Image forming apparatus and electrophotographic photosensitive member
CANON KK29 citations94
US9645516B2May 9, 2017
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK36 citations94
US9645515B2May 9, 2017
Electrophotographic photosensitive member and manufacturing method thereof, process cartridge and electrophotographic apparatus, and phthalocyanine crystal and manufacturing method thereof
CANON KK31 citations94
US9563139B2Feb 7, 2017
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK36 citations94
US9436106B2Sep 6, 2016
Electrophotographic photosensitive member and manufacturing method therefor, process cartridge and electrophotographic apparatus including the electrophotographic photosensitive member, and phthalocyanine crystal and method producing therefor
CANON KK33 citations94
US9541850B2Jan 10, 2017
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK19 citations93
US9459545B2Oct 4, 2016
Electrophotographic photosensitive member, manufacturing method of electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and a solid solution and manufacturing method of a solid solution
CANON KK22 citations93
US9170506B2Oct 27, 2015
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK23 citations92
US11392050B2Jul 19, 2022
Process cartridge and electrophotographic apparatus
CANON KK14 citations86
US11366402B2Jun 21, 2022
Process cartridge and electrophotographic apparatus using the same
CANON KK18 citations86
US11256186B2Feb 22, 2022
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK11 citations86
US11003102B2May 11, 2021
Electrophotographic image forming apparatus and process cartridge
CANON KK13 citations86
US10838315B2Nov 17, 2020
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK13 citations86
US10831118B2Nov 10, 2020
Electrophotographic photosensitive member and method for producing electrophotographic photosensitive member
CANON KK18 citations86
US10747131B2Aug 18, 2020
Electrophotographic photosensitive member and method for manufacturing the same as well as process cartridge and electrophotographic image-forming apparatus
CANON KK15 citations86
US10691033B2Jun 23, 2020
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK15 citations86
US10642177B2May 5, 2020
Process cartridge and image-forming apparatus
CANON KK14 citations86
US10539892B2Jan 21, 2020
Electrophotographic photosensitive member, process cartridge, and electrophotographic image-forming apparatus
CANON KK18 citations86
US10747130B2Aug 18, 2020
Process cartridge and electrophotographic apparatus
CANON KK16 citations85
US10416581B2Sep 17, 2019
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK17 citations85
US9170507B2Oct 27, 2015
Method of producing electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK19 citations84
US9746790B2Aug 29, 2017
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and chlorogallium phthalocyanine crystal and method for producing the same
CANON KK2 citations73
US9720337B2Aug 1, 2017
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and chlorogallium phthalocyanine crystal and method for producing the same
CANON KK2 citations73
US9709907B2Jul 18, 2017
Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus
CANON KK4 citations73
US9335643B2May 10, 2016
Process for processing surface of electrophotographic photosensitive member and process for producing electrophotographic photosensitive member
CANON KK3 citations73
US9040218B2May 26, 2015
Solution of gallium phthalocyanine method for preparing the same method for producing gallium phthalocyanine crystal method for purifying composition containing gallium phthalocyanine and method for producing electrophotographic photosensitive member
CANON KK2 citations63
US10401746B2Sep 3, 2019
Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK1 citations61
US12547087B2Feb 10, 2026
Electrophotographic apparatus and process cartridge
CANON KK0 citations52
US11500301B2Nov 15, 2022
Electrophotographic photosensitive member, process cartridge, and electrophotographic image forming apparatus
CANON KK0 citations52
US11493853B2Nov 8, 2022
Electrophotographic photosensitive member, process cartridge and electrophotographic image forming apparatus
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
US9535345B2Jan 3, 2017
Solution of gallium phthalocyanine method for preparing the same method for producing gallium phthalocyanine crystal method for purifying composition containing gallium phthalocyanine and method for producing electrophotographic photosensitive member
CANON KK0 citations52
US9519232B2Dec 13, 2016
Electrophotographic photosensitive member, method for producing electrophotographic photosensitive member, process cartridge and electrophotographic apparatus, and hydroxygallium phthalocyanine crystal
CANON KK1 citations52
US9459544B2Oct 4, 2016
Hydroxygallium phthalocyanine crystal, electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CANON KK0 citations52
US9341965B2May 17, 2016
Electrophotographic photosensitive member, method for manufacturing the same, electrophotographic apparatus, process cartridge, and hydroxygallium phthalocyanine crystal
CANON KK0 citations52
OTSUKA PHARMA CO LTD
4 patentsUS5360716ANov 1, 1994
Human tumor necrosis factor αspecific monoclonal antibody and method for detecting human tumor necrosis factor α
OTSUKA PHARMA CO LTD136 citations95
US5723117AMar 3, 1998
Use of interleukin-1 (IL-1) to inhibit development of hepatitis
OTSUKA PHARMA CO LTD20 citations89
US4332891AJun 1, 1982
Process for the production of antibiotic Cephamycin C
OTSUKA PHARMA CO LTD10 citations68
US4378348AMar 29, 1983
OA-7653 Substance
OTSUKA PHARMA CO LTD5 citations59
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
2 patentsKAWAI YASUHIRO
1 patentOKUDA ATSUSHI
1 patentTANAKA DAISUKE
1 patentSUGIYAMA KAZUMICHI
1 patentKOBE STEEL LTD
1 patentKAWASAKI HEAVY IND LTD
1 patentShowing the top 50 of 60 patents by PatentIndex Score.