Average Co-Inventor Count = 3.00
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. Daicel Chemical Industries, Ltd. (2 from 1,165 patents)
2 patents:
1. 7148344 - Method for producing cellulose acetate film
2. 7122660 - Cellulose acetate and dope containing the same