David Duane Chapman

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Fountain Valley, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Satellite positioning system receivers with microelectromechanical...
- Patent number 11,675,090
- Issue date Jun 13, 2023
- L3Harris Interstate Electronics Corporation
- David Duane Chapman
- G01 - MEASURING TESTING
Information Patent Grant
Satellite positioning system receivers with microelectromechanical...
- Patent number 10,866,325
- Issue date Dec 15, 2020
- Interstate Electronics Corporation
- David Duane Chapman
- G01 - MEASURING TESTING
Information Patent Grant
Satellite positioning system receivers with microelectromechanical...
- Patent number 10,107,919
- Issue date Oct 23, 2018
- Interstate Electronics Corporation
- David Duane Chapman
- G01 - MEASURING TESTING