Average Co-Inventor Count = 7.82
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. International Business Machines Corporation (2 from 164,108 patents)
2 patents:
1. 5439636 - Large ceramic articles and method of manufacturing
2. 5045402 - Zirconia toughening of glass-ceramic materials