Average Co-Inventor Count = 4.29
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 (3 from 1,001 patents)
3 patents:
1. 5876984 - Sequiterpene derivatives having antiviral activity
2. 4287137 - Vane-type fluid impeller and method of aerating a liquid
3. 3959076 - Process for producing 2-keto-L-gulonic acid