Numa Corporation

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Lake Mary, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Optical overhead projector for electronic images
- Patent number 5,260,730
- Issue date Nov 9, 1993
- Numa Corporation
- Richard E. Williams
- G02 - OPTICS
Information Patent Grant
Opaque adapter for overhead projector
- Patent number 4,930,886
- Issue date Jun 5, 1990
- Numa Corporation
- Richard E. Williams
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Optical projector for transparencies and opaques
- Patent number 4,912,752
- Issue date Mar 27, 1990
- Numa Corporation
- Richard E. Williams
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Portable bar code scanning device and method
- Patent number 4,578,571
- Issue date Mar 25, 1986
- Numa Corporation
- Richard E. Williams
- G06 - COMPUTING CALCULATING COUNTING