Average Co-Inventor Count = 5.07
ph-index = 5
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. Shipley Company LLC (4 from 522 patents)
2. Rohm and Haas Company (1 from 3,395 patents)
5 patents:
1. 6998148 - Porous materials
2. 6602804 - Porous materials
3. 6420441 - Porous materials
4. 6270748 - Contrast enhancing agent having a polymeric core and polymeric shell
5. 6271273 - Porous materials