with intermediate neutral position of rest

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic relay device made using MEMS or NEMS technology
- Patent number 9,257,250
- Issue date Feb 9, 2016
- STMicroelectronics, SRL
- Alberto Pagani
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rapid tri-state bidirectional switching device
- Patent number 9,184,010
- Issue date Nov 10, 2015
- TECHNOLOGY POWER INTERNATIONAL LIMITED
- ManFuk To
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Two position mechanism
- Patent number 4,749,167
- Issue date Jun 7, 1988
- Martin Gottschall
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Electromagnetic switchgear comprising a magnetic drive and a contac...
- Patent number 4,490,701
- Issue date Dec 25, 1984
- SDS-Elektro GmbH
- Bernhard Dietrich
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2818478
- Patent number 2,818,478
- Issue date Dec 31, 1957
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
2735045
- Patent number 2,735,045
- Issue date Feb 14, 1956
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER