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:
Jun. 09, 2009
Filed:
Mar. 08, 2005
Bang-won Lee, Yongin-si, KR;
Young-ho Shin, Yongin-si, KR;
Bang-Won Lee, Yongin-si, KR;
Young-Ho Shin, Yongin-si, KR;
Atlab Inc., , KR;
Abstract
An optical pointing device is disclosed. The optical pointing device includes: a case having an opening portion formed on a bottom thereof; a light source installed in the case; an illuminating member for reflecting light emitted from the light source to the exterior through one side of the opening portion of the case; a lens member installed in the case to collect the light which is reflected by the illuminating member and then is reflected from the exterior of the case to enter through the other side of the opening portion; an image sensor installed above the lens member to receive the collected light; and a masking member installed closely to the lens member and having a light collecting hole which exposes a significant surface of the lens member.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile