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. 08, 2009
Filed:
Sep. 29, 2005
Applicant:
Cheng-fang Chen, Taipei, TW;
Inventor:
Cheng-Fang Chen, Taipei, TW;
Assignee:
Lite-On Technology Corp., Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03K 17/78 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for forming a photoelectric switch is disclosed. The method includes providing a granular mold having a first slot and a second slot; filling the first and the second slots with a light-filtering molding material; respectively positioning a transmitter component and a receiver component into the light-filtering molding material(s) in the first and the second slots; and solidifying the light-filtering molding material to fix the transmitter component and the receiver component in the granular mold.