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:
May. 03, 1977
Filed:
Sep. 19, 1975
Applicant:
Inventors:
Nin-ichi Kamogawa, Hachioji, JA;
Tohru Uchida, Hachioji, JA;
Assignee:
Konishiroku Photo Industry Co., Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
361229 ; 250326 ;
Abstract
Method and apparatus for enhancing charge retention of a photosensitive layer wherein an ion wind is created and applied to the photosensitive material prior to its reuse. The apparatus preferably comprises a corona charging unit having an opening and directing means adjacent the opening for directing the flow of ions created during corona charging into an uncharged portion of the photosensitive layer.