Average Co-Inventor Count = 8.47
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. Nippon Shinyaku Company, Ltd. (2 from 229 patents)
2 patents:
1. 4711898 - 4-quinolone derivatives having anti-inflammatory, anti-allergic,
2. 4526894 - Pharmaceutically active 4-hydroxy-3-benzoyl-2-quinolone derivatives