Average Co-Inventor Count = 3.43
ph-index = 1
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. Other (2 from 832,761 patents)
2 patents:
1. 6694540 - Hair washing apparatus
2. 5953768 - Apparatus for use when washing hair