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. 25, 2023
Filed:
Sep. 18, 2020
Applicant:
Sivantos Pte. Ltd., Singapore, SG;
Inventors:
Christoph Kukla, Trabitz, DE;
Stefan Aschoff, Eckental, DE;
Assignee:
Sivantos Pte. Ltd., Singapore, SG;
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/46 (2006.01); H01M 12/08 (2006.01); H02J 50/12 (2016.01); H02J 7/02 (2016.01); H04R 25/00 (2006.01);
U.S. Cl.
CPC ...
H01M 12/08 (2013.01); H02J 7/02 (2013.01); H02J 50/12 (2016.02); H01M 2220/30 (2013.01); H04R 25/552 (2013.01); H04R 25/602 (2013.01);
Abstract
A charger for charging an audio-device-accumulator of an audio device which is wearable on a head of a user and contains an interface for the transfer of electrical energy to the audio-device-accumulator. The charger contains an energy source configured as a hybrid battery for supplying the interface in a first charging mode. The hybrid battery contains a charger-accumulator and a fuel cell.