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:
Oct. 12, 2010
Filed:
Mar. 25, 2009
Applicants:
David A. Hite, Wetumpka, AL (US);
Sheari A. Rice, Richmond Heights, OH (US);
Inventors:
David A. Hite, Wetumpka, AL (US);
Sheari A. Rice, Richmond Heights, OH (US);
Assignee:
American Sterilizer Company, Mentor, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G05F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lighting control method for maintaining substantially uniform light output from an LED light source during a warm-up period. A ramp duty cycle function gradually increases the duty cycle of an LED drive output signal during the warm-up period of the LED light source.