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. 03, 2006
Filed:
Jan. 18, 2003
Applicants:
Wojciech J. Walecki, San Jose, CA (US);
Phuc Van, San Jose, CA (US);
Inventors:
Wojciech J. Walecki, San Jose, CA (US);
Phuc Van, San Jose, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 11/02 (2006.01); G01B 9/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for determining the thickness of slabs of materials using an interferometer.