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:
Sep. 17, 2013
Filed:
Oct. 25, 2007
Applicants:
Hisashi Tsukamoto, Santa Clarita, CA (US);
Clay Kishiyama, San Francisco, CA (US);
Mikito Nagata, Saugus, CA (US);
Hiroshi Nakahara, Santa Clarita, CA (US);
Tiehua Piao, Valencia, CA (US);
Inventors:
Hisashi Tsukamoto, Santa Clarita, CA (US);
Clay Kishiyama, San Francisco, CA (US);
Mikito Nagata, Saugus, CA (US);
Hiroshi Nakahara, Santa Clarita, CA (US);
Tiehua Piao, Valencia, CA (US);
Assignee:
Quallion LLC, Sylmar, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/13 (2010.01);
U.S. Cl.
CPC ...
Abstract
A lithium ion battery particularly configured to be able to discharge to a very low voltage, e.g. zero volts, without causing permanent damage to the battery. More particularly, the battery is configured to define a Zero Volt Crossing Potential (ZCP) which is lower than a Damage Potential Threshold (DPT).