Qirong Cao

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Albany, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Light fixture with integrated backup power supply
- Patent number 11,821,606
- Issue date Nov 21, 2023
- ABL IP Holding LLC
- Kerry S. Collins
- F21 - LIGHTING
Information Patent Grant
Heat extractor device for fluorescent lighting fixture
- Patent number 7,883,237
- Issue date Feb 8, 2011
- ABL IP Holding, LLC
- John Zhang
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
Light Fixture With Integrated Backup Power Supply
- Publication number 20230100443
- Publication date Mar 30, 2023
- ABL IP Holding LLC
- Kerry S. Collins
- F21 - LIGHTING
Information Patent Application
Heat extractor device for fluorescent lighting fixture
- Publication number 20070109777
- Publication date May 17, 2007
- Acuity Brands, Inc.
- John Zhang
- F21 - LIGHTING