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:
Jun. 26, 2007
Filed:
Dec. 08, 2004
Applicants:
Ryusuke Naitou, Osaka, JP;
Amane Mochizuki, Osaka, JP;
Kazunori Mune, Osaka, JP;
Kenichi Tagawa, Osaka, JP;
Inventors:
Ryusuke Naitou, Osaka, JP;
Amane Mochizuki, Osaka, JP;
Kazunori Mune, Osaka, JP;
Kenichi Tagawa, Osaka, JP;
Assignee:
Nitto Denko Corporation, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/10 (2006.01); G02B 6/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a process for producing an optical waveguide, which comprises the steps of: forming a substrate adhesion layer on a surface of a substrate from a layer-forming material containing a coupling agent; forming an undercladding layer on the substrate adhesion layer; and forming a core layer having a predetermined pattern on the undercladding layer through a wet process with a developing solution.