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. 28, 2014
Filed:
Nov. 06, 2009
Hye Man Jung, Gyeonggi-do, KR;
Seok Jin Ha, Gyeongsangnam-do, KR;
IN Ki Park, Gyeonggi-do, KR;
Sang Shin Koo, Gyeonggi-do, KR;
Jong Hyun Kim, Gyeongsangnam-do, KR;
Hye Man Jung, Gyeonggi-do, KR;
Seok Jin Ha, Gyeongsangnam-do, KR;
In Ki Park, Gyeonggi-do, KR;
Sang Shin Koo, Gyeonggi-do, KR;
Jong Hyun Kim, Gyeongsangnam-do, KR;
Airtec System Co., Ltd., Gyeonggi-do, KR;
Abstract
A constant-current-drive LED module device includes a rectifier configured to receive and rectify an alternating current power source; a unidirectional LED module unit configured to connect to one end of the rectifier; and a constant current unit configured to connect between the unidirectional LED module unit and the other end of the rectifier to control constant current.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile