OPTICAL SEMICONDUCTOR LIGHTING APPARATUS
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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N/A
Issued Date -
N/A
app pub date -
Nov 7, 2013
filing date -
Oct 11, 2011
priority date (Note) -
Abandoned
status (Latency Note)
Importance
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Abstract
An optical semiconductor lighting apparatus includes a heat sink including a heat dissipation base and a plurality of heat dissipation fins formed on a lower surface of the heat dissipation base; an optical semiconductor device placed on the heat dissipation base; and an optical cover coupled to an upper side of the heat sink to cover the optical semiconductor device. The heat dissipation base is formed with an air flow hole through which upper ends of the heat dissipation fins are exposed.
First Claim
Other Claims data not available
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| Country | kind | publication No. | Filing Date |
|---|---|---|---|
| KR | B1 | KR101245342 | Oct 11, 2011 |
| KR | A | KR20130051553 | Nov 10, 2011 |
| KR | B1 | KR101310365 | Mar 16, 2012 |
| KR | B1 | KR101389095 | May 23, 2012 |
| EP | A1 | EP2767758 | Jul 18, 2012 |
| WO | A1 | WO2013055018 | Jul 18, 2012 |
| CN | A | CN103874883 | Jul 18, 2012 |
| US | B2 | US8602609 | Jul 20, 2012 |
| JP | B2 | JP5211257 | Aug 13, 2012 |
| JP | B2 | JP5643356 | Feb 22, 2013 |
International Classification(s)
- 2013 Application Filing Year
- F21V Class
- 3052 Applications Filed
- 2652 Patents Issued To-Date
- 86.90 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 8 Citation Count
- F21V Class
- 6 % this patent is cited more than
- 11 Age