Average Co-Inventor Count = 8.00
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. Other (1 from 832,718 patents)
2. University of California (1 from 15,462 patents)
3. Regeneron Pharmaceuticals, Inc. (1 from 1,342 patents)
2 patents:
1. 6277593 - Dorsal tissue affecting factor and compositions
2. 5843775 - Human dorsal tissue affecting factor (noggin) and nucleic acids encoding