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. 06, 2020
Filed:
Jul. 02, 2019
Applicant:
Microsoft Technology Licensing, Llc, Redmond, WA (US);
Inventors:
Karlton D. Powell, Redmond, WA (US);
Lalit Anil Palve, Redmond, WA (US);
Assignee:
Microsoft Technology Licensing, LLC, Redmond, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 15/06 (2006.01);
U.S. Cl.
CPC ...
G03B 15/06 (2013.01); G03B 2215/0567 (2013.01); G03B 2215/0582 (2013.01); G03B 2215/0592 (2013.01);
Abstract
The description relates to devices that emit light from a light source. One example device can include a reflector extending along an arc and oriented in light receiving relation relative to the light source. The reflector can have a cross-sectional reflector profile taken transverse to the arc that includes a first portion having a swept profile that transitions to a second portion having a reverse swept profile.