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. 13, 1976
Filed:
Oct. 08, 1974
Applicant:
Inventor:
Atsuyuki Tanaka, Sakai, JA;
Assignee:
Minolta Camera Kabushiki Kaisha, Osaka, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
350 / ;
Abstract
An image-transmitting light-conducting fibre array made up of fibres each of which is a rod-like member which is made of a transparent material, is drawn to a required diameter, and is subjected to a process to impart thereto an outer periphery comprising a multiplicity of indented portions and protuberant portions, and a coating of light-adsorbent material, which is retained in and fills said indented portions of said outer periphery of said rod-like member.