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. 18, 2025
Filed:
May. 11, 2022
Applicant:
GM Global Technology Operations Llc, Detroit, MI (US);
Inventors:
Zhe Li, Rochester, MI (US);
Bo Yang, Rochester Hills, MI (US);
Yuchuan Liu, Troy, MI (US);
Julien P. Mourou, Bloomfield Hills, MI (US);
Rachit Garg, Bangalore, IN;
Assignee:
GM GLOBAL TECHNOLOGY OPERATIONS LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01S 7/497 (2006.01); G01D 11/24 (2006.01); G01S 7/02 (2006.01); G01S 13/931 (2020.01); G01S 17/931 (2020.01);
U.S. Cl.
CPC ...
G01S 7/497 (2013.01); G01D 11/245 (2013.01); G01S 7/027 (2021.05); G01S 2007/4977 (2013.01); G01S 13/931 (2013.01); G01S 17/931 (2020.01);
Abstract
An apparatus for protecting a sensor device includes a cover mounted on the sensor device, the cover including a cover portion made from a transparent material that is transparent to sensor signals, the cover portion including an external surface having a wettability that varies according to a wettability gradient in a selected direction along the surface.