Average Co-Inventor Count = 2.00
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. Bbc Brown, Boveri & Company, Limited (2 from 886 patents)
2 patents:
1. 4174303 - Ceramic electrical material with high nonlinear resistance
2. 4090892 - Permanent magnetic material which contains rare earth metals, especially