Average Co-Inventor Count = 3.20
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. Intellectual Property Holding Co. (2 from 4 patents)
2. Maybelline, Inc. (1 from 7 patents)
3. Maybelline Intermediate Corp. (1 from 1 patent)
4 patents:
1. 5451113 - Protective undercap and method
2. D355369 - Bottle
3. D346744 - Bottle
4. 5230577 - Applicator for soft materials