Average Co-Inventor Count = 3.65
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 3,604 patents)
6 patents:
1. 6783755 - Topical compositions
2. 6217855 - Hair treatment composition
3. 6099828 - Hair treatment composition comprising a lactam compound and a
4. 5609860 - Curly hair-straightening composition
5. 5332581 - Keratinous fiber treating composition
6. 5254333 - Hair treatment composition and hair dye composition