Average Co-Inventor Count = 2.45
ph-index = 7
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 (8 from 3,600 patents)
2. The Andrew Jergens Company (1 from 31 patents)
9 patents:
1. 6908491 - System and method for color-revitalizing hair
2. 6824387 - Mirror for checking dyed hair color
3. 6206935 - Hair dyeing method
4. 6086861 - Composition for treatment and care of hair and scalp
5. 5811087 - Hair shampoo
6. 5716605 - Composition for treatment and care of hair and scalp
7. 5635461 - Hair tinting shampoo which contains a direct dye and an anionic
8. 5538720 - Hair treatment composition and process using metal salts
9. 5422031 - Hair tinting shampoo