Average Co-Inventor Count = 5.00
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. Japan Synthetic Rubber Co., Ltd. (2 from 377 patents)
2. Ucb Societe Anonyme (1 from 52 patents)
2 patents:
1. 4957588 - Method for high temperature reaction process
2. 4886565 - Reactive ion etching apparatus