Inventor
UCHIYAMA MASAKI
JP64 patents
⚠️ This page may combine multiple inventors who share the name “UCHIYAMA MASAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
34 patentsUS5863697AJan 26, 1999
Toner for developing electrostatic image and process for production thereof
CANON KK36 citations93
US5795694AAug 18, 1998
Toner for developing electrostatic image
CANON KK17 citations93
US4565763AJan 21, 1986
Process for producing toner
CANON KK38 citations93
US5268248ADec 7, 1993
Toner for developing electrostatic image and process for production thereof
CANON KK27 citations92
US5202731AApr 13, 1993
Image forming apparatus having an alternating bias electric field
CANON KK39 citations92
US5175070ADec 29, 1992
Image forming method and image forming apparatus
CANON KK25 citations92
US4737432AApr 12, 1988
Positively chargeable toner and developer for developing electrostatic images contains di-organo tin borate charge controller
CANON KK32 citations92
US4640882AFeb 3, 1987
Image forming method of negative latent images using silica particles
CANON KK34 citations92
US4626487ADec 2, 1986
Particulate developer containing inorganic scraper particles and image forming method using the same
CANON KK37 citations92
US5480755AJan 2, 1996
Magnetic toner, image forming method, surface-modified fine silica powder and process for its production
CANON KK28 citations90
US5849453ADec 15, 1998
Image forming method including recycling of untransferred toner collected from image bearing member to developing means
CANON KK18 citations84
US5863695AJan 26, 1999
Toner for developing electrostatic image and image forming method
CANON KK16 citations82
US5504272AApr 2, 1996
Magnetic toner having defined particle distribution
CANON KK17 citations82
US4340660AJul 20, 1982
Toner for development having crosslinked polymers
CANON KK22 citations82
US5500318AMar 19, 1996
Toner for developing electrostatic image and fixing method
CANON KK16 citations81
US4568625AFeb 4, 1986
Developer comprising a modified silicone oil and development process for electrophotography
CANON KK25 citations81
US5629122AMay 13, 1997
Toner for developing electrostatic image and image forming method
CANON KK8 citations74
US5415967AMay 16, 1995
Process for producing toner
CANON KK12 citations74
US5348829ASep 20, 1994
Monocomponent-type developer for developing electrostatic image and image forming method
CANON KK16 citations74
US5338894AAug 16, 1994
Image forming method with improved development
CANON KK13 citations74
US5296326AMar 22, 1994
Magnetic toner
CANON KK14 citations74
US5212524AMay 18, 1993
Toner for developing electrostatic images, image forming method and image forming apparatus
CANON KK11 citations74
US5169738ADec 8, 1992
Toner for developing electrostatic images, image forming method and image forming apparatus
CANON KK14 citations74
US4590140AMay 20, 1986
Toner application method and treated magnetic particles for use therein
CANON KK12 citations74
US4565766AJan 21, 1986
Developing powder
CANON KK7 citations74
US4481274ANov 6, 1984
Developing powder having oinylic, crosslinked binder and olefin polymer
CANON KK13 citations74
US4299900ANov 10, 1981
Electrostatic image magnetic developing process
CANON KK13 citations74
US5641600AJun 24, 1997
Magnetic toner and image forming method
CANON KK14 citations73
US5330871AJul 19, 1994
Toner for developing electrostatic image
CANON KK12 citations73
US4554234ANov 19, 1985
Toner application method and composition therefor
CANON KK10 citations73
US4543312ASep 24, 1985
Magnetic toner comprising magnetic powders having controlled size distribution
CANON KK18 citations73
US4448870AMay 15, 1984
Magnetic color toner
CANON KK14 citations73
US5219946AJun 15, 1993
Binder resin and process for producing it
CANON KK5 citations63
US4666815AMay 19, 1987
Method for developing electrostatic latent image with non-magnetic toner
CANON KK6 citations62
DENSO CORP
8 patentsUS12296641B2May 13, 2025
Connection module
DENSO CORP2 citations74
US9882406B2Jan 30, 2018
Charging control method for lithium-ion battery, charging control apparatus for lithium-ion battery and lithium-ion battery system
DENSO CORP3 citations73
US12240338B2Mar 4, 2025
Power supply system including an electrical machine with its neutral point connected to a power supply unit
DENSO CORP3 citations72
US10374269B2Aug 6, 2019
Battery pack
DENSO CORP3 citations70
US12325286B2Jun 10, 2025
Attachment structure for expansion valves
DENSO CORP0 citations62
US12117494B2Oct 15, 2024
System and method for battery management
DENSO CORP0 citations61
US12519143B2Jan 6, 2026
Monitoring system
DENSO CORP0 citations60
US12416679B2Sep 16, 2025
Battery monitoring apparatus
DENSO CORP0 citations53
TOYOTA MOTOR CO LTD
5 patentsUS11251473B2Feb 15, 2022
Secondary battery system and control method for secondary battery
TOYOTA MOTOR CO LTD3 citations73
US10804575B2Oct 13, 2020
Secondary battery system and method for diagnosing abnormality in battery pack
TOYOTA MOTOR CO LTD2 citations73
US11498420B2Nov 15, 2022
Vehicle and control method thereof
TOYOTA MOTOR CO LTD0 citations62
US11453310B2Sep 27, 2022
Display device for indicating the deterioration state of a secondary battery and the travelable distance of an electric or hybrid vehicle
TOYOTA MOTOR CO LTD0 citations62
US11180051B2Nov 23, 2021
Display apparatus and vehicle including the same
TOYOTA MOTOR CO LTD0 citations62
SEIKO EPSON CORP
3 patentsUS9254665B2Feb 9, 2016
Liquid ejecting apparatus
SEIKO EPSON CORP4 citations72
US9156266B2Oct 13, 2015
Ink jet recorder
SEIKO EPSON CORP2 citations62
US11858278B2Jan 2, 2024
Liquid supplying apparatus, liquid ejecting apparatus, and method for controlling liquid ejecting apparatus
SEIKO EPSON CORP0 citations56
Showing the top 50 of 64 patents by PatentIndex Score.