Li Chen

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Grayslake, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Antenna apparatus with inner antenna and grounded outer helix antenna
- Patent number 7,158,819
- Issue date Jan 2, 2007
- Motorola, Inc.
- Narendra Pulimi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Minimum frequency shift telescoping antenna
- Patent number 6,359,592
- Issue date Mar 19, 2002
- Motorola, Inc.
- Li Chen
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Antenna assembly for a radiotelephone
- Patent number 5,955,999
- Issue date Sep 21, 1999
- Motorola, Inc.
- Leslie Dean Mutz
- H01 - BASIC ELECTRIC ELEMENTS