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. The Procter Gamble Company (1 from 17,173 patents)
2. Clairol Incorporated (1 from 283 patents)
2 patents:
1. 6764523 - Two-part aqueous composition for oxidative coloration of hair
2. 6547833 - Two-part aqueous composition for oxidative coloration of hair