LUMA TELECOM, INC

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SANTA CLARA, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Still picture picturephone communications system
- Patent number 4,943,994
- Issue date Jul 24, 1990
- Luma Telecom Incorporated
- Hiroshi Ohtsuka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conversational video phone
- Patent number 4,932,047
- Issue date Jun 5, 1990
- Luma Telecom, Inc.
- Lawrence D. Emmons
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quadrature amplitude modulation preserving one channel zero crossin...
- Patent number 4,926,245
- Issue date May 15, 1990
- Luma Telecom, Inc.
- Yutaka Ueno
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Quadrature amplitude modulation with line synchronization pulse for...
- Patent number 4,918,718
- Issue date Apr 17, 1990
- Luma Telecom, Inc.
- Lawrence D. Emmons
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Video-optimized modulator-demodulator with adjacent modulating ampl...
- Patent number 4,739,413
- Issue date Apr 19, 1988
- Luma Telecom, Inc.
- Charles S. Meyer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Conversational video phone
- Patent number 4,715,059
- Issue date Dec 22, 1987
- Luma Telecom, Inc.
- Michael A. Cooper-Hart
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73695432 - VISITEL
- Serial number 73695432
- Registration number 1498418
- Filing date Nov 16, 1987
- LUMA TELECOM, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73618911
- Serial number 73618911
- Filing date Sep 8, 1986
- LUMA TELECOM, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73618841
- Serial number 73618841
- Filing date Sep 8, 1986
- LUMA TELECOM, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments