Average Co-Inventor Count = 3.79
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. Idemitsu Petrochemical Co., Ltd. (3 from 555 patents)
3 patents:
1. 5718954 - Substance including natural organic substance fine powder
2. 5639548 - Fiber treatment composition, fiber treated thereby, and a method of
3. 5514737 - Fiber treatment composition, fiber treated thereby, and a method of