Inventor
HOUKI YOUJI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “HOUKI YOUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
FUJITSU LTD
19 patentsUS6219508B1Apr 17, 2001
Image forming apparatus with belt mark sensor
FUJITSU LTD42 citations96
US5978626ANov 2, 1999
Image forming apparatus with cover lifting mechanism
FUJITSU LTD81 citations96
US5946537AAug 31, 1999
Printing apparatus with positional offset detection and correction
FUJITSU LTD49 citations96
US6070041AMay 30, 2000
Printing apparatus
FUJITSU LTD50 citations95
US6049690AApr 11, 2000
Printing apparatus
FUJITSU LTD46 citations95
US6118463ASep 12, 2000
Positional error correction for color image forming apparatus
FUJITSU LTD73 citations94
US7002701B1Feb 21, 2006
Image formation apparatus and image exposure apparatus
FUJITSU LTD22 citations92
US6366304B1Apr 2, 2002
Thermal correction for image-forming exposure device and method of manufacturing the device
FUJITSU LTD34 citations92
US6321060B1Nov 20, 2001
Printing apparatus
FUJITSU LTD21 citations92
US6038417AMar 14, 2000
Image forming apparatus with cover lifting mechanism
FUJITSU LTD34 citations92
US5295004AMar 15, 1994
Optical beam scanning apparatus
FUJITSU LTD25 citations92
US4847492AJul 11, 1989
Optical beam scanner with detector position adjustment means
FUJITSU LTD35 citations92
US5946523AAug 31, 1999
Printing apparatus
FUJITSU LTD24 citations90
US6379482B1Apr 30, 2002
Manufacturing device and method of the exposure device
FUJITSU LTD9 citations73
US6330011B1Dec 11, 2001
Electrophotography apparatus and exposure apparatus using particularly shaped light emitting elements
FUJITSU LTD7 citations73
US6292205B1Sep 18, 2001
Electrophotographic apparatus with quantity-of-light control
FUJITSU LTD14 citations73
US5907344AMay 25, 1999
Image forming apparatus with image tone adjusting function
FUJITSU LTD15 citations73
US4896191AJan 23, 1990
Sheet transferring mechanism in an electrophotographic recording apparatus
FUJITSU LTD14 citations71
US6340982B1Jan 22, 2002
Image forming apparatus and exposure device thereof
FUJITSU LTD5 citations62