Inventor
ZENBA HIDEKI
JP7 patents
⚠️ This page may combine multiple inventors who share the name “ZENBA HIDEKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH KK
6 patentsUS6085062AJul 4, 2000
Electrophotographic image forming apparatus
RICOH KK100 citations97
US6628903B1Sep 30, 2003
Image forming apparatus having a sensor for sensing an amount of reflected light from both a photoconductive element and a paper
RICOH KK52 citations96
US6144811ANov 7, 2000
Image forming apparatus having a sensor for sensing an amount of reflected light from both a photoconductive element and a paper
RICOH KK70 citations96
US6160969ADec 12, 2000
Image forming apparatus with a voltage applying unit for image transfer
RICOH KK57 citations95
US6128449AOct 3, 2000
Image forming apparatus and method for controlling charging and developing bias voltage
RICOH KK72 citations95
US6898383B2May 24, 2005
Image forming apparatus
RICOH KK19 citations92