Average Co-Inventor Count = 4.06
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. Braun Gmbh (3 from 1,012 patents)
2. The Procter Gamble Company (1 from 17,164 patents)
4 patents:
1. 11470957 - Cell of a brush making device
2. 8245348 - Manual toothbrush
3. 7805796 - Manual toothbrush
4. 6441517 - Drive mechanism for oscillating electric products of personal use, particularly dry shavers