Average Co-Inventor Count = 7.00
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. Sk Chemicals Co., Ltd. (3 from 200 patents)
3 patents:
1. 9271916 - Composition for reducing skin wrinkles including PDE5 inhibitor
2. 9155691 - Composition for reducing skin wrinkles including PDE5 inhibitor
3. 8716298 - Composition for reducing skin wrinkles including PDE5 inhibitor