Inventor
SHINDOH YASUYUKI
JP7 patents
Patents
7 patentsUS6075404AJun 13, 2000
Substrate biasing circuit and semiconductor integrated circuit device
RICOH KK55 citations95
US5408113AApr 18, 1995
High sensitivity improved photoelectric imaging device with a high signal to noise ratio
RICOH KK69 citations93
US6271730B1Aug 7, 2001
Voltage-controlled oscillator including current control element
RICOH KK35 citations92
US4792510ADec 20, 1988
Electrophotographic element with silicide treated porous Al2 O3 sublayer
RICOH KK23 citations81
US4734346AMar 29, 1988
Photosensitive material for electrophotography
RICOH KK9 citations73
US5299031AMar 29, 1994
Image sensor and optical reading unit using the same
RICOH KK3 citations61
US7755791B2Jul 13, 2010
Image processing apparatus and image forming apparatus
RICOH KK2 citations60