Average Co-Inventor Count = 7.97
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. Teijin Limited (3 from 1,586 patents)
3 patents:
1. 6028208 - Vitamin D.sub.3 derivative and treating agent for inflammatory
2. 5661148 - Pyrrolo[2,3-d]pyrimidine derivatives, process for producing the same and
3. 5378700 - Fused pyrimidine derivative, process for preparation of same and