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. Sharp Kabushiki Kaisha Corporation (2 from 25,577 patents)
2 patents:
1. 4977306 - Hair dryer having adjustable height and air flow
2. 4904847 - Hair dryer having adjustable height and air flow