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:
Jan. 11, 2005
Filed:
May. 17, 2004
Applicants:
Kazunori Mune, Ibaraki, JP;
Amane Mochizuki, Ibaraki, JP;
Takami Hikita, Ibaraki, JP;
Kenichi Tagawa, Ibaraki, JP;
Inventors:
Kazunori Mune, Ibaraki, JP;
Amane Mochizuki, Ibaraki, JP;
Takami Hikita, Ibaraki, JP;
Kenichi Tagawa, Ibaraki, JP;
Assignee:
Nitto Denko Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 600 ; G03C 300 ; C08G 7300 ;
U.S. Cl.
CPC ...
Abstract
The present invention provides a polymer lightguide which has a waveguide layer comprising a polyimide having a repeating unit represented by general formula (I):wherein R represents a bivalent organic group.