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:
Aug. 27, 2019
Filed:
Dec. 20, 2018
Apple Inc., Cupertino, CA (US);
Makiko K. Brzezinski, Santa Clara, CA (US);
Christopher J. Walton, Sunnyvale, CA (US);
Christopher S. Graham, San Francisco, CA (US);
Daniel C. Wagman, Scotts Valley, CA (US);
Eric S. Jol, San Jose, CA (US);
Apple Inc., Cupertino, CA (US);
Abstract
A case a portable listening device. The case includes a housing having an interior space to receive the portable listening device; a lid attached to the housing; a rechargeable battery and first and second wireless power receiving elements configured to receive electric charge from a wireless power transmitter during a charging event. The case further includes switching circuitry that is configured to disable one of the first or second wireless power receiving elements during a charging event when the disabled element is receiving power less efficiently than the other element.