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:
Apr. 05, 2005
Filed:
Apr. 10, 2002
Applicants:
I Hsiung, Hsing-Ping, CN;
Chi-jen Hsueh, Taipei, TW;
Inventors:
I Hsiung, Hsing-Ping, CN;
Chi-Jen Hsueh, Taipei, TW;
Assignee:
Silitek Corporation, Taipei, TW;
Primary Examiner:
Int. Cl.
CPC ...
H03M011/00 ;
U.S. Cl.
CPC ...
Abstract
A rotary knob, particularly an illuminant rotary knob, provides function selection and execution through single-handed operation. The invention includes a light transparent light guide to couple with a compiling controller to facilitate user operations. A plurality of illuminant elements are located around the compiling controller to project light through the light guide to give the rotary knob an illuminant effect.