Average Co-Inventor Count = 4.00
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. Sterling Drug Inc. (2 from 692 patents)
2 patents:
1. 4005026 - Detergent compositions containing novel crystalline forms of optical
2. 3951960 - Novel crystalline forms of optical brighteners