H02P 1/38

Technology

Patent/Pub #	Title	Filing Date	Issue/Publication Date	Patent Owner
2012/0043,921	CONTROL OF POLE-CHANGE INDUCTION MOTORS	Aug 18, 10	Feb 23, 12	HAMILTON SUNDSTRAND CORPORATION
2011/0248,654	Self-Propelled Working Machine with Electrical Drive System and Processes for Operating the Same	Apr 12, 11	Oct 13, 11	LIEBHERR-COMPONENTS BIBERACH GMBH
2003/0146,732	Single phase induction motor with partially shared windings	Feb 06, 02	Aug 07, 03	NIDEC MOTOR CORPORATION
2001/0011,879	Multi-speed motor control	Mar 09, 01	Aug 09, 01	Not available

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Number of patents in all portfolios	100 (maximum)	1000 (maximum)	2000 (maximum)	Unlimited
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Number of patents in all portfolios	100 (maximum)	1000 (maximum)	2000 (maximum)	Unlimited
Follows in all categories (Watch)	10 (maximum)	50 (maximum)	500 (maximum)	Unlimited
Maximum number of portfolios	5 (maximum)	10 (maximum)	100 (maximum)	Unlimited
Maximum number of comparisons	1 (maximum)	5 (maximum)	20 (maximum)	Unlimited