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:
May. 22, 2018
Filed:
Dec. 05, 2012
Applicant:
A123 Systems, Llc, Waltham, MA (US);
Inventors:
Viet Vu, Canton, MI (US);
Michael R. Wixom, Ann Arbor, MI (US);
Assignee:
A123 Systems, LLC, Waltham, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02J 7/00 (2006.01); H01M 10/42 (2006.01); H01M 10/44 (2006.01); H01M 4/38 (2006.01); H01M 4/525 (2010.01); H01M 4/58 (2010.01); H01M 4/587 (2010.01);
U.S. Cl.
CPC ...
H01M 10/4207 (2013.01); H01M 10/441 (2013.01); H02J 7/0052 (2013.01); H01M 4/386 (2013.01); H01M 4/387 (2013.01); H01M 4/525 (2013.01); H01M 4/587 (2013.01); H01M 4/5825 (2013.01);
Abstract
A rechargeable, hybrid battery system incorporates a high power battery component and a high energy density battery component. The voltage of the high energy density battery varies as a function of its state of charge, but remains greater than the voltage of the high power battery throughout the operating range of the battery system.