Average Co-Inventor Count = 5.00
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. Other (2 from 832,680 patents)
2. Commissariat a L'energie Atomique (1 from 3,559 patents)
3 patents:
1. 6425944 - Sulphonated polyimides, membranes prepared with them, and a fuel cell device that includes these membranes
2. 6376129 - Sulphonated polyimides, membranes prepared with them, and a fuel cell device that includes these membranes
3. 6245881 - Sulphonated polyimides, membranes and fuel cell