Average Co-Inventor Count = 3.69
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. Samsung Sdi Co., Inc. (4 from 7,657 patents)
4 patents:
1. RE42299 - Polymer comprising terminal sulfonic acid group, and polymer electrolyte and fuel cell using the same
2. 7547748 - Polymer comprising terminal sulfonic acid group, and polymer electrolyte and fuel cell using the same
3. 7465780 - Polyimide comprising sulfonic acid group at the terminal of side chain, and polymer electrolyte and fuel cell using the same
4. 7378471 - Polymer comprising terminal sulfonic acid group, and polymer electrolyte and fuel cell using the same