Average Co-Inventor Count = 6.88
ph-index = 3
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. Tonen Corporation (3 from 141 patents)
3 patents:
1. 5459114 - Method for producing ceramic products
2. 5128286 - Boron-containing, silicon nitride-based ceramic shaped body
3. 5030744 - Polyborosilazane and process for producing same