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:
Sep. 14, 2010
Filed:
Mar. 13, 2007
Chia-yang Chang, Hsinchu, TW;
Teng-sheng Chen, Hsinchu, TW;
Hsiao-wen Lee, Hsinchu, TW;
Sheng-shin Guo, Taipei, TW;
Chia-Yang Chang, Hsinchu, TW;
Teng-Sheng Chen, Hsinchu, TW;
Hsiao-Wen Lee, Hsinchu, TW;
Sheng-Shin Guo, Taipei, TW;
VisEra Technologies Company Limited, Hsinchu, TW;
Abstract
An optical microstructure plate and mold for fabricating the same is disclosed. The optical microstructure plate comprises a substrate. An optical microstructure element is formed on the substrate. A period alignment mark is disposed on the substrate to provide alignment for fabricating the optical microstructure element by a mold. A universal alignment mark is disposed on the substrate to provide alignment for bonding another plate therewith. Specifically, the mold comprises a concave within a mold substrate, a spoiler around the concave, and a buffer zone adjacent to the spoiler.