Average Co-Inventor Count = 8.00
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. Iowa State University Research Foundation Inc (2 from 1,392 patents)
2. Bayer Corporation (2 from 1,013 patents)
2 patents:
1. 5587164 - Porcine reproductive and respiratory syndrome virus antigen and
2. 5510258 - Porcine reproductive and respiratory syndrome virus antigen and