Average Co-Inventor Count = 3.75
ph-index = 1
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. Exxon Research and Engineering Company (1 from 4,227 patents)
2. Nalco/exxon Energy Chemicals,l.p. (1 from 51 patents)
3. Exxonmobil Chemical Patents Inc. (3,271 patents)
4. Jacob Emert (0 patent)
5. Antonio Gutierrez (0 patent)
6. Robert Dean Lundberg (0 patent)
2 patents:
1. 6121356 - Plasticized sulfonated ionomers
2. 5723550 - Bulk sulfonation of EPDM rubber