Average Co-Inventor Count = 1.33
ph-index = 2
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. Merck + Co., Inc. (1 from 4,770 patents)
2. Laboratoires Merck, Sharp & Dohme-chibret (1 from 9 patents)
2 patents:
1. 4996197 - Pharmaceutical and/or cosmetic composition for local use containing
2. 4861760 - Ophthalmological composition of the type which undergoes liquid-gel