Yasuo Nishiguchi

Image forming apparatus having driving means at each end of array and power feeding substrate outside head housing

Amorphous silicon electrophotographic sensitive member

Serial type thermal head

Thermal head for thermal recording

Charging apparatus for charging a photo-sensitive member by magnetically holding magnetic particles in a charging zone

Electron beam formation of a thermal head using titanium silicide

Electrophotographic sensitive member suitable for coherent beams and method of producing same

Magnetic carrier, developer comprising the carrier for developing latent electrostatic images, electrographic photoconductor, and image formation method using the same

Granular charging agent and charging method and image forming method using the same

Reading apparatus with improved performance