Watt-hour meters

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Patents Grantslast 30 patents

Information Patent Grant
Flow direction detection device, flow direction detection method, a...
- Patent number 9,506,956
- Issue date Nov 29, 2016
- Omron Corporation
- Hiroshi Imai
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Solid-state residential meter including a disk analog display
- Patent number 6,531,863
- Issue date Mar 11, 2003
- General Electric Company
- Manjunath Garalapuraiaha
- G01 - MEASURING TESTING
Information Patent Grant
2586577
- Patent number 2,586,577
- Issue date Feb 19, 1952
- G01 - MEASURING TESTING