Average Co-Inventor Count = 5.90
ph-index = 3
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. Helen of Troy Limited (4 from 833 patents)
4 patents:
1. D1005579 - Hair dryer
2. D916368 - Electric heated hairbrush
3. D836836 - Hair dryer
4. D829378 - Hair dryer