Average Co-Inventor Count = 3.00
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. American Safety Razor Company (2 from 117 patents)
2. American Safety Razor (1 from 85 patents)
3 patents:
1. D589210 - Shaving razor
2. D509322 - Razor with protective cap
3. D509025 - Razor