John T. Petrick

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New Port Richey, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Light projector
- Patent number 7,517,088
- Issue date Apr 14, 2009
- Thomas E. Kretzschmar
- F21 - LIGHTING
Information Patent Grant
Light emitting diode operating and examination light system
- Patent number 7,207,694
- Issue date Apr 24, 2007
- Boyd Industries, Inc.
- John T. Petrick
- F21 - LIGHTING
Information Patent Grant
Illumination system
- Patent number 6,991,351
- Issue date Jan 31, 2006
- TWR Lighting, Inc.
- John T. Petrick
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Dual beacon obstruction lighting system
- Patent number 6,948,830
- Issue date Sep 27, 2005
- John T. Petrick
- F21 - LIGHTING
Information Patent Grant
LED array warning light system
- Patent number 6,525,668
- Issue date Feb 25, 2003
- TWR Lighting, Inc.
- John T. Petrick
- F21 - LIGHTING
Information Patent Grant
Light emitting diode lighting with frustoconical reflector
- Patent number 6,464,373
- Issue date Oct 15, 2002
- TWR Lighting, Inc.
- John T. Petrick
- F21 - LIGHTING
Information Patent Grant
Obstruction lighting system
- Patent number 6,379,026
- Issue date Apr 30, 2002
- John T. Petrick
- F21 - LIGHTING