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:
May. 19, 2009
Filed:
Oct. 12, 2004
Applicants:
Robert S. Loushin, Eagan, MN (US);
Ronald L. Antos, Plymouth, MN (US);
John R. Reinert-nash, Prior Lake, MN (US);
Inventors:
Robert S. Loushin, Eagan, MN (US);
Ronald L. Antos, Plymouth, MN (US);
John R. Reinert-Nash, Prior Lake, MN (US);
Assignee:
Lifetouch, Inc., Eden Prairie, MN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 9/64 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of automatically checking digital camera images for dust on the image sensors of the associated cameras is disclosed that enables operators to check the performance level of digital cameras in real time and correct or take out of service those that do not pass the checking procedure.