Average Co-Inventor Count = 4.33
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. Calgon Corporation (5 from 312 patents)
2. Nalco Company (2 from 386 patents)
7 patents:
1. RE42127 - Ampholyte polymers for use in personal care products
2. RE42025 - Ampholyte polymers for use in personal care products
3. 6691715 - Water soluble polymer composition and method of use
4. 6482776 - Ampholyte polymer composition and method of use
5. 6361801 - Alkyl allyl amines and low voc hair styling compositions using same
6. 6066315 - Ampholyte polymers for use in personal care products
7. 5879670 - Ampholyte polymers for use in personal care products