having three stator poles

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Patents Grantslast 30 patents

Information Patent Grant
PMG-based position sensor and synchronous drive incorporating same
- Patent number 5,140,245
- Issue date Aug 18, 1992
- Westinghouse Electric Corp.
- Eric J. Stacey
- G08 - SIGNALLING
Information Patent Grant
2478440
- Patent number 2,478,440
- Issue date Aug 9, 1949
- G08 - SIGNALLING
Information Patent Grant
2425366
- Patent number 2,425,366
- Issue date Aug 12, 1947
- G08 - SIGNALLING
Information Patent Grant
2418685
- Patent number 2,418,685
- Issue date Apr 8, 1947
- G08 - SIGNALLING
Information Patent Grant
2316987
- Patent number 2,316,987
- Issue date Apr 20, 1943
- G08 - SIGNALLING
Information Patent Grant
2273596
- Patent number 2,273,596
- Issue date Feb 17, 1942
- G08 - SIGNALLING
Information Patent Grant
2269602
- Patent number 2,269,602
- Issue date Jan 13, 1942
- G08 - SIGNALLING
Information Patent Grant
2248616
- Patent number 2,248,616
- Issue date Jul 8, 1941
- G08 - SIGNALLING
Information Patent Grant
2199640
- Patent number 2,199,640
- Issue date May 7, 1940
- G08 - SIGNALLING
Information Patent Grant
1431627
- Patent number 1,431,627
- Issue date Oct 10, 1922
- G08 - SIGNALLING