Yongzhang Leng

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Damascus, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Bidirectional WDM optical communication system with bidirectional o...
- Patent number 6,614,956
- Issue date Sep 2, 2003
- LightRail Networks, Inc.
- Yongzhang Leng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Non-rotating electrodeless lamp containing molecular fill
- Patent number 6,476,557
- Issue date Nov 5, 2002
- Fusion Lighting, Inc.
- Yongzhang Leng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Lamp with improved color rendering
- Patent number 6,469,444
- Issue date Oct 22, 2002
- Fusion Lighting, Inc.
- Yongzhang Leng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Bidirectional WDM optical communication system with bidirectional o...
- Patent number 6,339,663
- Issue date Jan 15, 2002
- Seneca Networks, Inc.
- Yongzhang Leng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Jacketed lamp bulb envelope
- Patent number 6,310,443
- Issue date Oct 30, 2001
- Fusion Lighting, Inc.
- Donald A. MacLennan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High frequency inductive lamp and power oscillator
- Patent number 6,137,237
- Issue date Oct 24, 2000
- Fusion Lighting, Inc.
- Donald A. MacLennan
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Bidirectional WDM optical communication system with bidirectional o...
- Publication number 20020081064
- Publication date Jun 27, 2002
- Yongzhang Leng
- H04 - ELECTRIC COMMUNICATION TECHNIQUE