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FAIRFAX, VA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus for converting solar energy into electrical energy
Patent number
6,360,542
Issue date
Mar 26, 2002
Orra Corporation
Chin-Kuang Luo
F24 - HEATING RANGES VENTILATING
Information
Patent Grant
Method and apparatus for converting natural heat energy into anothe...
Patent number
6,301,893
Issue date
Oct 16, 2001
Orra Corporation
Chin-Kuang Luo
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
86237582 - O R R A
Serial number
86237582
Registration number
4628573
Filing date
Mar 31, 2014
Orra
25 - Clothing, footwear, headgear