Average Co-Inventor Count = 4.00
ph-index = 3
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 4,945 patents)
4 patents:
1. 6566355 - Bicyclic and tricyclic &bgr;-lactams
2. 5712268 - Compositions of tricyclic .beta.-lactams and uses thereof
3. 5698577 - Compositions of bicyclic .beta.-lactams and uses thereof
4. 5510343 - Bicyclic and tricyclic .beta.-lactams