Inventor
SAKAMAKI HISASHI
JP75 patents
Patents
50 patentsUS4275958AJun 30, 1981
Copying apparatus
CANON KK44 citations95
US4204728AMay 27, 1980
Method and apparatus for color conversion
CANON KK54 citations95
US5182597AJan 26, 1993
Image forming device
CANON KK24 citations93
US5701481ADec 23, 1997
Data processing apparatus which operates in a plurality of operation modes and includes first and second monitoring means
CANON KK22 citations92
US4367036AJan 4, 1983
Temperature and humidity compensating device in an image forming apparatus
CANON KK29 citations91
US4017173AApr 12, 1977
Copying apparatus for copying a plurality of original surfaces with a single scan
CANON KK45 citations90
US4638368AJan 20, 1987
Reproduction apparatus
CANON KK20 citations82
US4470692ASep 11, 1984
Automatically controlled printing and copying apparatus
CANON KK14 citations82
US4332462AJun 1, 1982
Feed control device
CANON KK21 citations82
US4315685AFeb 16, 1982
Image forming apparatus
CANON KK24 citations82
US4268870AMay 19, 1981
Recording apparatus for reading information from an original
CANON KK22 citations82
US4264188AApr 28, 1981
Control for multiple-mode copying apparatus
CANON KK19 citations82
US4017170AApr 12, 1977
Electrophotographic device
CANON KK20 citations82
US3937921AFeb 10, 1976
Temperature control system
CANON KK21 citations82
US4494861AJan 22, 1985
Copying apparatus
CANON KK18 citations81
US4016529AApr 5, 1977
Body detecting device
CANON KK26 citations81
US4034189AJul 5, 1977
Device for heat fixation
CANON KK23 citations78
US5499370AMar 12, 1996
Image forming system with task scheduling and executing back on program and control poriority status of malfunction performance and execution
CANON KK16 citations74
US5448338ASep 5, 1995
Image forming device
CANON KK8 citations74
US5168307ADec 1, 1992
Image forming device
CANON KK10 citations74
US5093688AMar 3, 1992
Image forming process control method and apparatus
CANON KK6 citations74
US5043864AAug 27, 1991
Image forming apparatus
CANON KK7 citations74
US5003346AMar 26, 1991
Image forming device
CANON KK13 citations74
US4907031AMar 6, 1990
Copy apparatus having a priority copy interrupt and malfunction detection system
CANON KK12 citations74
US4878130AOct 31, 1989
Reproduction apparatus
CANON KK6 citations74
US4857960AAug 15, 1989
Control device for image processing or forming apparatus
CANON KK9 citations74
US4823192AApr 18, 1989
Reproduction apparatus
CANON KK7 citations74
US4811051AMar 7, 1989
Image forming device
CANON KK11 citations74
US4734739AMar 29, 1988
Image forming apparatus with function permitting key entry during waiting time
CANON KK8 citations74
US4598994AJul 8, 1986
Image formation apparatus capable of different image magnification
CANON KK11 citations74
US4552450ANov 12, 1985
Variable magnification apparatus with lens position control
CANON KK9 citations74
US4530063AJul 16, 1985
Image forming device
CANON KK13 citations74
US4456366AJun 26, 1984
Image forming process control
CANON KK8 citations74
US4437757AMar 20, 1984
Image forming apparatus with cleaning means
CANON KK12 citations74
US4436408AMar 13, 1984
Image forming apparatus including power switch operating means
CANON KK9 citations74
US4392741AJul 12, 1983
Image forming apparatus
CANON KK6 citations74
US4372673AFeb 8, 1983
Image forming apparatus
CANON KK14 citations74
US4343036AAug 3, 1982
Image forming apparatus
CANON KK17 citations74
US4330199AMay 18, 1982
Electrophotographic device
CANON KK9 citations74
US4320964AMar 23, 1982
Image formation apparatus
CANON KK16 citations74
US4319828AMar 16, 1982
Copying apparatus with a heated photosensitive drum
CANON KK12 citations74
US4305654ADec 15, 1981
Apparatus for controlling image formation
CANON KK7 citations74
US4270857AJun 2, 1981
Copying apparatus for sheet originals and thicker originals
CANON KK8 citations74
US4222659ASep 16, 1980
Copying apparatus for sheet originals and thicker originals
CANON KK9 citations74
US4202622AMay 13, 1980
Digitally controlled image forming apparatus
CANON KK14 citations74
US4190464AFeb 26, 1980
Method for cleaning a photoconductive surface with liquid toner
CANON KK7 citations74
US4071295AJan 31, 1978
Copying apparatus for sheet originals and thicker originals
CANON KK8 citations74
US3948586AApr 6, 1976
Jam detecting device in a copying machine
CANON KK11 citations74
US4816868AMar 28, 1989
Image forming apparatus
CANON KK6 citations73
US4314754AFeb 9, 1982
Image forming apparatus
CANON KK9 citations73
Showing the top 50 of 75 patents by PatentIndex Score.