Average Co-Inventor Count = 2.00
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. Lever Brothers Company (2 from 1,003 patents)
2 patents:
1. 4296518 - Toothbrush and gum massaging accessory
2. 3951842 - Synthetic detergent bar with antimushing agent