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:
Nov. 06, 2007
Filed:
Aug. 02, 2005
Edgar A. Dallas, Beaverton, OR (US);
Scott C. Hartley, Portland, OR (US);
Frederick T. Karl, West Linn, OR (US);
Edgar A. Dallas, Beaverton, OR (US);
Scott C. Hartley, Portland, OR (US);
Frederick T. Karl, West Linn, OR (US);
Fiskars Brands, Inc., Madison, WI (US);
Abstract
A blood tracking system, comprising a light source comprising a first LED configured to emit light of a first color and a second LED configured to emit light of a second color is disclosed. The light of the first color and the light of the second color are mixed to appear as light of a third color when the first LED and the second LED are activated; and wherein the light of a third color is effective for highlighting blood. A method of highlighting a red material comprising illuminating the red material with both red and blue light is also disclosed.