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:
Jan. 04, 2005
Filed:
May. 16, 2003
Applicant:
Martin T. Pearson, Burnaby, CA;
Inventor:
Martin T. Pearson, Burnaby, CA;
Assignee:
Ballard Power Systems Inc., Burnaby, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 508 ;
U.S. Cl.
CPC ...
Abstract
An ultracapacitor based power storage device suitable for use in hybrid fuel cell systems and other power systems includes circuitry for simulating the response of a battery. A voltage current limiting circuit may be employed with a variety of electrical storage devices, for example, ultracapacitors and batteries.
Quick Actions:
Pearson, Martin. (2005). Power supply and ultracapacitor based battery simulator (U.S. Patent No. 6838923). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6838923
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