Average Co-Inventor Count = 2.40
ph-index = 4
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 Safety Razor Company (2 from 117 patents)
2. American Safety Razor (2 from 85 patents)
4 patents:
1. D501954 - Razor cartridge having a dual purpose soap bar
2. D486266 - Combination razor handle and razor cartridge having a soap bar
3. D472017 - Razor cartridge having a dual purpose soap bar
4. D466649 - Combination razor handle and razor cartridge having a dual purpose soap bar