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:
Oct. 11, 2011
Filed:
Jul. 08, 2009
Zhibo Zhao, Novi, MI (US);
Tianji Zhao, Mayfield Heights, OH (US);
Rajasingh Schwartz Israel, Westlake, OH (US);
Jiawei LI, Richard Heights, OH (US);
Zhibo Zhao, Novi, MI (US);
Tianji Zhao, Mayfield Heights, OH (US);
Rajasingh Schwartz Israel, Westlake, OH (US);
Jiawei Li, Richard Heights, OH (US);
General Electric Company, Schenectady, NY (US);
Abstract
Disclosed herein are optical interference multilayer coatings having region provided by a physical vapor deposition process and region provided by a chemical vapor deposition process. Also disclosed herein are methods of making such coatings, as well as lamps comprising a light-transmissive envelope, at least a portion of the surface of the light-transmissive envelope being provided with the optical interference multilayer coating noted above. Such coatings, when used on lamps, may advantageously offer improved energy efficiencies for such lamps.