Donald Todd

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Lottsburg, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Rotating head optical transmitter for position measurement system
- Patent number 6,621,565
- Issue date Sep 16, 2003
- Arc Second Inc.
- Timothy Pratt
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Low cost transmitter with calibration means for use in position mea...
- Patent number 6,618,133
- Issue date Sep 9, 2003
- ARC Second, Inc.
- Thomas M. Hedges
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Low cost transmitter with calibration means for use in position mea...
- Patent number 6,519,029
- Issue date Feb 11, 2003
- ARC Second, Inc.
- Thomas M. Hedges
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Low cost transmitter with calibration means for use in position mea...
- Publication number 20030025902
- Publication date Feb 6, 2003
- Thomas M. Hedges
- G01 - MEASURING TESTING
Information Patent Application
Rotating head optical transmitter for position measurement system
- Publication number 20020005944
- Publication date Jan 17, 2002
- Timothy Pratt
- G01 - MEASURING TESTING