Average Co-Inventor Count = 5.83
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. Ricoh Company, Ltd. (1 from 28,584 patents)
2. Toray Industries, Inc. (1 from 3,481 patents)
3. Daicel Corporation (646 patents)
2 patents:
1. 8481618 - Fire retardant resin composition
2. 6984631 - Thermoplastic cellulose derivative composition and fiber comprising the same