Average Co-Inventor Count = 3.83
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. Sumitomo Chemical Company, Limited (3 from 6,893 patents)
3 patents:
1. 4649003 - Method for producing an inorganic sintered body
2. 4590053 - Method for producing .alpha.-form silicon nitride fine powders
3. 4144113 - Adhesive composition