Average Co-Inventor Count = 3.43
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. Yoshitomi Pharmaceutical Industries, Ltd. (2 from 198 patents)
2. Japan Tobacco Inc. (1 from 1,038 patents)
2 patents:
1. 5637322 - Method for producing composition for solid medicine
2. 5091191 - Pharmaceutical composition with improved dissolution property