Inventor
NAMIKI TAKAYUKI
JP36 patents
⚠️ This page may combine multiple inventors who share the name “NAMIKI TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
20 patentsUS7444092B2Oct 28, 2008
Image forming apparatus
CANON KK9 citations84
US7426482B2Sep 16, 2008
Image processing apparatus, method of placing order for expendables of image processing apparatus, storage medium, and program
CANON KK11 citations84
US7630655B2Dec 8, 2009
Image forming apparatus and developer remaining amount detecting method
CANON KK8 citations83
US7532828B2May 12, 2009
Image forming apparatus and developer remaining amount detecting method
CANON KK8 citations83
US6873350B2Mar 29, 2005
Image forming apparatus and image forming method
CANON KK5 citations63
US12339600B2Jun 24, 2025
Image forming apparatus, component unit of the image forming apparatus, and processing apparatus for the component unit
CANON KK0 citations62
US11914310B2Feb 27, 2024
Image forming apparatus, component unit of the image forming apparatus, and processing apparatus for the component unit
CANON KK0 citations62
US11829087B2Nov 28, 2023
Image forming apparatus with image bearing members having different surface layer thicknesses
CANON KK0 citations62
US11526103B2Dec 13, 2022
Image forming apparatus capable of suppressing image defect due to foreign matter
CANON KK0 citations62
US11036161B2Jun 15, 2021
Developer bearing member, developing apparatus, process cartridge, and image forming apparatus
CANON KK0 citations62
US10474097B2Nov 12, 2019
Image forming apparatus, electronic storage device, cartridge, and method of controlling image forming apparatus
CANON KK1 citations62
US6636251B2Oct 21, 2003
Image forming apparatus and method
CANON KK5 citations58
US11378910B2Jul 5, 2022
Process cartridge and image forming apparatus
CANON KK0 citations52
US9897970B2Feb 20, 2018
Developer container, developing device, process cartridge and image forming apparatus
CANON KK0 citations52
US9678468B2Jun 13, 2017
Cleaning apparatus, process cartridge, image forming apparatus
CANON KK0 citations52
US9563148B2Feb 7, 2017
Image forming apparatus comprising a plurality of rotatable sheet members to determine amount of developer by capacitive means
CANON KK0 citations52
US9239546B2Jan 19, 2016
Developing unit and process cartridge
CANON KK0 citations52
US10054877B2Aug 21, 2018
Developing apparatus having varying magnetic flux density and image forming apparatus
CANON KK1 citations51
US10656553B2May 19, 2020
Image forming apparatus capable of efficiently reducing the influence of discharge products adhering to the surface of an image bearing member
CANON KK0 citations42
US9897941B2Feb 20, 2018
Developing apparatus, process cartridge and image forming apparatus
CANON KK0 citations41
FUJISAWA PHARMACEUTICAL CO
7 patentsUS4734419AMar 29, 1988
Quinazoline derivatives, compositions thereof and their use in treating diabetic complications
FUJISAWA PHARMACEUTICAL CO66 citations96
US4883800ANov 28, 1989
Quinazoline derivatives and process for their production
FUJISAWA PHARMACEUTICAL CO29 citations92
US4562179ADec 31, 1985
Phospholipid derivatives, and pharmaceutical composition of the same
FUJISAWA PHARMACEUTICAL CO35 citations92
US4493832AJan 15, 1985
Certain glycerol-phosphoryl choline derivatives, compositions containing same and method of using same
FUJISAWA PHARMACEUTICAL CO21 citations82
US4382934AMay 10, 1983
Isatin derivatives, processes for the preparation thereof and pharmaceutical composition comprising the same
FUJISAWA PHARMACEUTICAL CO7 citations74
US4585762AApr 29, 1986
Phospholipid derivatives, processes for use thereof and pharmaceutical composition of the same
FUJISAWA PHARMACEUTICAL CO10 citations73
US4481196ANov 6, 1984
Glycoside phosphate derivatives, pharmaceutical composition of the same and method of use
FUJISAWA PHARMACEUTICAL CO7 citations73
POLA CHEM IND INC
7 patentsUS5942515AAug 24, 1999
Pyrrolopyrazolopyrimidine compound and medicine comprising the same as active ingredient
POLA CHEM IND INC12 citations69
US5391552AFeb 21, 1995
Diphenylpiperazine derivative and drug for circulatory organ containing the same
POLA CHEM IND INC17 citations69
US7531576B2May 12, 2009
Biphenyl derivatives
POLA CHEM IND INC0 citations49
US6057330AMay 2, 2000
Pyrrolopyrazolopyrimidine compound and medicine comprising the same as active ingredient
POLA CHEM IND INC1 citations47
US5747493AMay 5, 1998
Dopamine re-uptake inhibitor
POLA CHEM IND INC0 citations46
US6797711B2Sep 28, 2004
Benzofuran derivatives and pharmaceutical compositions containing the same
POLA CHEM IND INC0 citations42
US6329382B1Dec 11, 2001
Pyrrolo[3,2-e]pyrazolo[1,5-a]pyrimidine remedies/preventives for respiratory diseases
POLA CHEM IND INC0 citations38