Average Co-Inventor Count = 3.00
ph-index = 3
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. American Cyanamid Company (2 from 3,580 patents)
2. The Procter Gamble Company (1 from 17,167 patents)
3 patents:
1. 5141349 - Method and apparatus for treating the blade of a razor head
2. 4974319 - Novel shaving system
3. 4954337 - Novel shaving composition