Richard K. Steele

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Lewisville, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Intra-lens color and dimming apparatus
- Patent number 6,796,682
- Issue date Sep 28, 2004
- Genlyte Thomas Group LLC
- Thomas A. Hough
- F21 - LIGHTING
Information Patent Grant
Intra-lens color and dimming apparatus
- Patent number 6,578,987
- Issue date Jun 17, 2003
- Vari-Lite, Inc.
- Thomas A. Hough
- F21 - LIGHTING
Information Patent Grant
Architectural luminaries
- Patent number 6,113,252
- Issue date Sep 5, 2000
- Vari-Lite, Inc.
- Mark L. Arlitt
- F21 - LIGHTING
Information Patent Grant
Zoom lens system having imaging and non-imaging ranges
- Patent number 6,046,861
- Issue date Apr 4, 2000
- Vari-Lite Inc.
- Richard K. Steele
- G02 - OPTICS
Information Patent Grant
High intensity lighting projectors
- Patent number 5,758,956
- Issue date Jun 2, 1998
- Vari-Lite, Inc.
- James M. Bornhorst
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Intra-lens color and dimming apparatus
- Publication number 20030072161
- Publication date Apr 17, 2003
- Thomas A. Hough
- F21 - LIGHTING