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. 19, 2013
Filed:
Oct. 19, 2009
Applicants:
Lian-qin Xiang, Acton, MA (US);
Andrew Xiang, Littleton, MA (US);
Inventors:
Lian-Qin Xiang, Acton, MA (US);
Andrew Xiang, Littleton, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 3/28 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention generally relates to spectrometers and optical systems useful therein. More particularly, the invention generally relates to optical systems and systems having improved functionalities, flexibilities, and design options. For example, optical systems of the invention employ an aberration-corrected concave grating along with one or more transmissive aberration correctors.
Xiang, Lian-Qin. (2013). Spectrometers with aberration-corrected concave diffraction gratings and transmissive aberration correctors (U.S. Patent No. 8379203). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8379203
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile