Average Co-Inventor Count = 5.71
ph-index = 4
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. Phillips Petroleum Company (5 from 5,071 patents)
5 patents:
1. 5637744 - Bis fluorenyl metallocenes and use thereof
2. 5631335 - Process of polymerizing olefins using diphenylsilyl or dimethyl tin
3. 5627118 - Silyl bridged metallocenes and use thereof
4. 5459218 - Syndiotactic polypropylene prepared using silyl bridged metallocenes
5. 5401817 - Olefin polymerization using silyl-bridged metallocenes