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:
Sep. 02, 2003
Filed:
Jul. 13, 2001
Applicant:
Inventors:
Frank E. Kretz, Santa Clara, CA (US);
Alexander J. Berger, Palo Alto, CA (US);
Sean A. Casarotti, Morgan Hill, CA (US);
Assignee:
Tru-Si Technologies, Inc., Sunnyvale, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/700 ;
U.S. Cl.
CPC ...
G06F 1/700 ;
Abstract
An article holder has sensors that detect whether an article held in the holder is a workpiece or a piece of packaging material. Examples are end effectors suitable for picking up semiconductor wafers and packaging material from a pod or some other carrier.