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:
Nov. 11, 1997
Filed:
Jul. 21, 1995
Applicant:
Inventor:
Tetsuya Itoh, Okazaki, JP;
Assignee:
Minolta Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01N / ; H01N / ;
U.S. Cl.
CPC ...
358298 ; 347131 ; 347253 ;
Abstract
An image forming apparatus with a solid-state scanning optical print head reproduces tones by an intensity modulation method, corrects light dispersion of each element by a pulse modulation method, and corrects fluctuations in sensitivity characteristics of a photosensitive member by switching the drive current value of maximum light exposure.