Average Co-Inventor Count = 3.33
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. (5 from 4,942 patents)
5 patents:
1. 6518293 - Anti-HIV imidazolone derivatives
2. 6281363 - Cyclic hydrazine derivatives
3. 6265446 - Hydrazine derivatives
4. 6239151 - Compounds as inhibitor of tumor necrosis factor alpha release
5. 6235787 - Hydrazine derivatives