The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 18, 1986
Filed:
Sep. 18, 1984
Nobuhiro Kasama, Yokohama, JP;
Mitsuru Kurata, Kawasaki, JP;
Hiroshi Tanioka, Tokyo, JP;
Tadashi Yamakawa, Yokohama, JP;
Yutaka Inoue, Urawa, JP;
Masao Hosaka, Sagamihara, JP;
Toshiaki Yagasaki, Hino, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus comprises a light source, a photosensitive member adopted to be illuminated by a light from the light source, a liquid crystal for controlling illumination and non-illumination of the light to the photosensitive member to form an image on the photosensitive member, a detector for detecting an image reproduction ability of the photosensitive member to set an image forming condition on the photosensitive member, and setting means for setting the liquid crystal to a predetermined state to allow the detection by the detector.