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:
Apr. 14, 2026
Filed:
May. 15, 2024
Applicant:
Apple Inc., Cupertino, CA (US);
Inventors:
Tong Chen, Fremont, CA (US);
Yongkang Gao, Sunnyvale, CA (US);
Xiao Xiang, San Jose, CA (US);
David D. Dashevsky, San Jose, CA (US);
Assignee:
Apple Inc., Cupertino, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 9/02 (2022.01); G01B 9/02001 (2022.01);
U.S. Cl.
CPC ...
G01B 9/02092 (2013.01); G01B 9/02007 (2013.01); G01B 2290/45 (2013.01); G01B 2290/70 (2013.01);
Abstract
A multi-channel SMI sensor includes an emitter configured to emit light having different polarizations and a polarization-selective lens for directing light having different polarizations towards different locations. The multi-channel SMI sensor is configured to measure physical phenomena at two different locations with a small footprint.
Chen, Tong. (2026). Multi-channel self-mixing interferometric sensor (U.S. Patent No. 12601583). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12601583
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile