Average Co-Inventor Count = 3.43
ph-index = 1
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. Johns Manville (1 from 1,011 patents)
2. Coorstek, Inc. (1 from 38 patents)
2 patents:
1. 8776551 - Transverse row bushings having ceramic supports
2. 6872676 - Semiconductive zirconia sintering material comprising aluminum oxide