Average Co-Inventor Count = 6.00
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. Shionogi Company Limited (4 from 1,001 patents)
4 patents:
1. 4604460 - 1-oxadethiacepham compounds
2. 4533730 - 1-Oxadethiacepham compounds
3. 4504659 - 1-Oxadethiacepham compounds
4. 4443598 - 1-Oxadethiacepham compounds