Average Co-Inventor Count = 3.43
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. Sunstar Inc. (2 from 55 patents)
2 patents:
1. 7736678 - [object Object]
2. 6669932 - Skin-whitening cosmetic