Average Co-Inventor Count = 2.35
ph-index = 2
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Teco-westinghouse Motor Company (4 from 42 patents)
2. University of Texas System (1 from 5,444 patents)
4 patents:
1. 9577503 - Rotating machines using trapped field magnets and related methods
2. 8772994 - Permanent-magnet (PM) rotors and systems
3. 8471424 - Permanent-magnet (PM) rotors and systems
4. 8461737 - Permanent-magnet (PM) rotors and systems