Average Co-Inventor Count = 6.91
ph-index = 3
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. (4 from 230 patents)
4 patents:
1. 5399703 - Tetrazole derivatives and drugs
2. 4711898 - 4-quinolone derivatives having anti-inflammatory, anti-allergic,
3. 4594345 - Methylflavone-8-carboxylates
4. 4526894 - Pharmaceutically active 4-hydroxy-3-benzoyl-2-quinolone derivatives