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:
Apr. 08, 1986
Filed:
Jan. 30, 1985
Applicant:
Inventors:
Masaki Fukaya, Yokohama, JP;
Teruhiko Furushima, Yokohama, JP;
Yuichi Masaki, Kawasaki, JP;
Seiji Kakimoto, Yokohama, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23F / ; H01L / ;
U.S. Cl.
CPC ...
156643 ; 29572 ; 156646 ; 156652 ; 156656 ; 156657 ; 1566591 ; 156662 ; 2041 / ; 427 38 ; 252 791 ;
Abstract
A method for preparing a photosensor having electrodes formed on a photoconductive layer through an intermediary ohmic contact layer is provided which comprises forming an ohmic contact layer on a photoconductive layer, forming electrodes with a desired shape on the ohmic contact layer, then removing the ohmic contact layer at the exposed portion for photoelectric transducing by the etching method and thereafter applying heat treatment, thereby forming a photosensor array.