Average Co-Inventor Count = 2.00
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. Takara Belmont Kabushiki Kaisha (3 from 5 patents)
2. Takara Belmont Corporation (1 from 22 patents)
4 patents:
1. 6724984 - Hair treatment promoting apparatus with rotatable reflector
2. 5268988 - Electric hair treatment apparatus having heated air delivery arm
3. D314065 - Hair dryer
4. 4910382 - Infra-red hair dryer