Average Co-Inventor Count = 7.47
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. Pfizer Corporation (2 from 4,457 patents)
2 patents:
1. 8148331 - Method for the preparation of growth hormone and antagonist thereof having lower levels of isoform impurities thereof
2. 7470779 - Process for decreasing aggregate levels of pegylated protein