Edward A. Ramsden

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Penacook, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
System for adjusting a magnetic sensor to detect the presence of fe...
- Patent number 6,127,821
- Issue date Oct 3, 2000
- The Cherry Corporation
- Edward A. Ramsden
- G01 - MEASURING TESTING
Information Patent Grant
Method for adjusting ferrous article proximity detector
- Patent number 5,818,222
- Issue date Oct 6, 1998
- The Cherry Corporation
- Edward A. Ramsden
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Hall sensor with high pass hall voltage filter
- Patent number 4,982,155
- Issue date Jan 1, 1991
- Sprague Electric Company
- Edward A. Ramsden
- G01 - MEASURING TESTING