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:
Feb. 16, 2010
Filed:
Apr. 18, 2005
Yet-ming Chiang, Framingham, MA (US);
Benjamin Hellweg, London, GB;
Richard K. Holman, Belmont, MA (US);
Steven M. Tobias, Cambridge, MA (US);
Dong-wan Kim, Cambridge, MA (US);
Ryan Craig Wartena, Cambridge, MA (US);
Yet-Ming Chiang, Framingham, MA (US);
Benjamin Hellweg, London, GB;
Richard K. Holman, Belmont, MA (US);
Steven M. Tobias, Cambridge, MA (US);
Dong-Wan Kim, Cambridge, MA (US);
Ryan Craig Wartena, Cambridge, MA (US);
Massachusetts Institute of Technology, Cambridge, MA (US);
A123 Systems, Inc., Watertown, MA (US);
Abstract
Methods are provided for making bipolar electrochemical devices, such as batteries, using electrophoresis. A bipolar device is assembled by applying a field that creates a physical separation between two active electrode materials, without requiring insertion of a discrete separator film or electrolyte layer.