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.:

US 7977852 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 12, 2011

Filed:

Apr. 18, 2007
Applicants:

John Kelvin Ward, Mayfield, AU;

Sam Behrens, Mayfield, AU;

Inventors:

John Kelvin Ward, Mayfield, AU;

Sam Behrens, Mayfield, AU;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 41/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method of harvesting energy from a vibrational energy source having a varying energy characteristic. The method includes the step of varying a characteristic of a harvesting arrangement arranged to harvest the energy, the characteristic of the harvesting arrangement being varied in response to the varying energy characteristic of the vibrational energy source.


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