John W. Roorda

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El Cajon, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Under cabinet halogen light fixture with internal wire raceway
- Patent number 6,508,566
- Issue date Jan 21, 2003
- Westek Associates, Inc.
- John W. Roorda
- F21 - LIGHTING
Information Patent Grant
Under cabinet light fixture adapted for connection to wire raceway
- Patent number 6,050,708
- Issue date Apr 18, 2000
- Westek Associates
- John W. Roorda
- F21 - LIGHTING
Information Patent Grant
Puck style under cabinet light fixture with improved mounting ring
- Patent number 5,909,955
- Issue date Jun 8, 1999
- Westek Associates
- John W. Roorda
- F21 - LIGHTING
Information Patent Grant
Low profile under cabinet halogen light bar with heat shield
- Patent number 5,842,775
- Issue date Dec 1, 1998
- Westek Associates a California Partnership of Westek, Inc.
- John W. Roorda
- F21 - LIGHTING
Information Patent Grant
Tough-responsive electric light socket
- Patent number 4,613,790
- Issue date Sep 23, 1986
- Westek Associates
- John W. Roorda
- F21 - LIGHTING
Information Patent Grant
Touch-control adapter for electric lamps
- Patent number 4,211,959
- Issue date Jul 8, 1980
- Westek Corporation
- Joe E. Deavenport
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER