Average Co-Inventor Count = 2.00
ph-index = 5
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. Johnson Products Co., Inc. (5 from 21 patents)
5 patents:
1. 5376364 - Conditioning hair relaxer system
2. 5171565 - Hair relaxer cream
3. 5077042 - Conditioning hair relaxer system with conditioning activator
4. 5068101 - Hair relaxer cream
5. 4950485 - Hair relaxer cream