Average Co-Inventor Count = 3.87
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. Beiersdorf Ag (4 from 538 patents)
4 patents:
1. 5780042 - Synergistic light protection combinations and cosmetic and
2. 5658556 - Cosmetic or dermatological preparations comprising hydrophobicized
3. 5620680 - Cosmetic and dermatological light protection formulations having an
4. 5520905 - Cosmetic or dermatological preparation comprising delta-aminolevulinic