Average Co-Inventor Count = 2.00
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. Chugai Seiyaku Kabushiki Kaisha (1 from 950 patents)
2. Toppan Inc. (1 from 117 patents)
2 patents:
1. 12195924 - Molded pulp article and method for producing molded pulp article
2. 6767998 - Method for preparing purified erythromycin