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. 28, 2014
Filed:
Jan. 14, 2009
Yasunobu Matsuoka, Hachioji, JP;
Yasunobu Matsuoka, Hachioji, JP;
Hitachi Chemical Company, Ltd., Tokyo, JP;
Abstract
The fabrication of an optical wiring board is performed in the following manner: A core memberfor a mirroris pattern-formed on a clad layer, and simultaneously, using the core member, each alignment mark patternis formed at any position on the clad layer. Further, with positioning in reference to each alignment mark, the core patternis subjected to physical cutting to form a bevel part and a concave part. Then, a metallic reflective filmis coated on the surface of the bevel part. Thereafter, with positioning in reference to each alignment mark, an optical wiring core patternis formed on the clad layeradjacently to the mirror
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile