Average Co-Inventor Count = 4.11
ph-index = 4
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. Kao Corporation (6 from 3,600 patents)
6 patents:
1. 8357189 - Physiology enhancing device
2. 7125911 - Autonomic nerve regulating agent
3. 6269817 - Beauty-treatment method
4. 6197343 - Skin color improver
5. 6070092 - Method and apparatus for measuring optical properties of surface state
6. 4983582 - Preventive and therapeutic method for hypertension