Inventor
UNNO MAKOTO
JP31 patents
⚠️ This page may combine multiple inventors who share the name “UNNO MAKOTO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CANON KK
26 patentsUS5578409ANov 26, 1996
Toner for developing electrostatic image, one component-type developer and two-component type developer
CANON KK54 citations95
US5660963AAug 26, 1997
Toner for developing electrostatic image
CANON KK23 citations92
US5578408ANov 26, 1996
Toner for developing electrostatic image
CANON KK24 citations92
US5483327AJan 9, 1996
Toner for developing electrostatic image, forming apparatus and process cartridge
CANON KK45 citations92
US5439770AAug 8, 1995
Toner for developing electrostatic image, image forming apparatus and process cartridge
CANON KK24 citations92
US5268248ADec 7, 1993
Toner for developing electrostatic image and process for production thereof
CANON KK27 citations92
US5480755AJan 2, 1996
Magnetic toner, image forming method, surface-modified fine silica powder and process for its production
CANON KK28 citations90
US5504272AApr 2, 1996
Magnetic toner having defined particle distribution
CANON KK17 citations82
US5500318AMar 19, 1996
Toner for developing electrostatic image and fixing method
CANON KK16 citations81
US6365314B1Apr 2, 2002
Toner for developing electrostatic image, image forming method and process cartridge
CANON KK6 citations74
US6090515AJul 18, 2000
Toner for developing electrostatic image, image forming method and process cartridge
CANON KK11 citations74
US5972554AOct 26, 1999
Toner for developing electrostatic images
CANON KK12 citations74
US5422215AJun 6, 1995
Magnetic toner
CANON KK7 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
US6218065B1Apr 17, 2001
Toner having negative triboelectric chargeability and developing method
CANON KK11 citations73
US6017669AJan 25, 2000
Toner for developing an electrostatic image
CANON KK7 citations73
US5641600AJun 24, 1997
Magnetic toner and image forming method
CANON KK14 citations73
US5330871AJul 19, 1994
Toner for developing electrostatic image
CANON KK12 citations73
US5604072AFeb 18, 1997
Toner for developing electrostatic images, image forming method and process cartridge
CANON KK10 citations72
US6783910B2Aug 31, 2004
Toner for developing electrostatic image
CANON KK4 citations63
US6623901B1Sep 23, 2003
Toner for developing electrostatic image
CANON KK2 citations63
US5219946AJun 15, 1993
Binder resin and process for producing it
CANON KK5 citations63