Average Co-Inventor Count = 5.00
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. Hoffmann-la Roche Inc. (4 from 4,942 patents)
2. F. Hoffmann-la Roche Ag (168 patents)
4 patents:
1. 8889837 - Purification of pegylated polypeptides
2. 8795533 - Chromatographic methods
3. 8138317 - Purification of pegylated polypeptides
4. 7846336 - Chromatographic methods