David Liu

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Gaithersburg, MD, US

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Patents Grantslast 30 patents

Information Patent Grant
Passive component assembly for multi-layer modular electrical circuit
- Patent number 7,106,598
- Issue date Sep 12, 2006
- Potomac Photonics, Inc.
- David Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and components for manufacturing multi-layer modular electri...
- Patent number 6,898,846
- Issue date May 31, 2005
- Potomac Photonics, Inc.
- David Liu
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
Method and components for manufacturing multi-layer modular electri...
- Publication number 20040233651
- Publication date Nov 25, 2004
- David Liu
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and components for manufacturing multi-layer modular electri...
- Publication number 20040037061
- Publication date Feb 26, 2004
- David Liu
- H03 - BASIC ELECTRONIC CIRCUITRY