Average Co-Inventor Count = 7.00
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. Sumitomo Chemical Company, Limited (1 from 6,892 patents)
2. Sumitomo Pharmaceuticals Company Limited (1 from 174 patents)
1 patent:
1. 5196337 - Human monoclonal antibody, and its production and use