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. 22, 1999
Filed:
Oct. 06, 1997
Applicant:
Inventors:
Chungte W Chen, Irvine, CA (US);
Darcy J Hart, San Diego, CA (US);
Stephen C Fry, Hermosa Beach, CA (US);
Assignee:
Raytheon Company, Lexington, MA (US);
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359711 ;
Abstract
A window is made of a curved piece of a transparent material having a front surface and a back surface. At least one of the front surface and the back surface has a shape which is a segment of a convex aspheric shape rotated about a center, otherwise known as a torus.
Chen, Chungte. (1999). Torus conformal window and sensor system using the window (U.S. Patent No. 5914821). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5914821
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile