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:
Feb. 27, 2007
Filed:
Feb. 06, 2004
Applicants:
Jongik Won, Pleasanton, CA (US);
Calvin Ka Kuen Ho, San Jose, CA (US);
Fan Zhong, Fremont, CA (US);
Liang Zhao, San Jose, CA (US);
Inventors:
Jongik Won, Pleasanton, CA (US);
Calvin Ka Kuen Ho, San Jose, CA (US);
Fan Zhong, Fremont, CA (US);
Liang Zhao, San Jose, CA (US);
Assignee:
Lightwave Microsystems Corporation, San Jose, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B29D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
This relates to optical devices such as planar light-wave components/circuits which are designed to have a high waveguide pattern density effecting a higher etch selectivity and overall improved dimensional control of the functional waveguides on the optical device.