Average Co-Inventor Count = 2.67
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. Genentech, Inc. (5 from 3,224 patents)
2. Other (1 from 832,961 patents)
6 patents:
1. 5770425 - Human tissue plasminogen activator variants
2. 5366886 - Human tissue plasminogen activator variant
3. 5314818 - Human tissue plasminogen activator variants
4. 5094953 - Human tissue plasminogen activator variants
5. 5008193 - Ascorbic acid intermediates and process enzymes
6. 4909542 - Creature book