Average Co-Inventor Count = 1.80
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. Remington Products Inc. (2 from 39 patents)
2. R. E. Dietz Company (1 from 8 patents)
3 patents:
1. 4803780 - Electric dry shaver having an improved trimmer arrangement
2. 4751781 - Electric dry shaver having an improved head guard
3. 4484175 - Rotary beacon