Average Co-Inventor Count = 1.15
ph-index = 5
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 (4 from 117 patents)
2. American Safety Razor (1 from 85 patents)
5 patents:
1. D499210 - Combination razor handle and blade
2. D464172 - Handle for a woman's razor
3. D458410 - Razor handle
4. D454413 - Handle for a woman's razor
5. D453901 - Clamshell packaging for safety razor