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:
Dec. 23, 1997
Filed:
Sep. 25, 1995
Applicant:
Inventors:
Atsuko Ichikawa, Hino, JP;
Satoshi Honda, Hino, JP;
Takayuki Katoh, Hino, JP;
Akira Ishisaka, Hino, JP;
Assignee:
Konica Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
385124 ; 385143 ; 385141 ; 264-124 ;
Abstract
In method of manufacturing a light transmitting plastic member having a desired optical characteristic distribution from a gelled base material having a rotation axis, the base material is places in a monomer having an optical characteristics different from that of the base material, and is rotated around the rotation axis thereof in the monomer so that the monomer is diffused into the base material while the base material is rotated. The light transmitting plastic member is made from the base material.