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. The Procter Gamble Company (1 from 17,167 patents)
2. American Cyanamid Company (1 from 3,580 patents)
2 patents:
1. 5141349 - Method and apparatus for treating the blade of a razor head
2. 4974319 - Novel shaving system