Average Co-Inventor Count = 3.00
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. Johnson & Johnson - Merck Pharmaceuticals Co. (2 from 2 patents)
2. Medice Chem.-pharm. Fabrik Putter Gmbh & Co. Kg (1 from 15 patents)
3 patents:
1. 5541227 - Ibuprofen-containing medicament
2. 5519057 - Ibuprofen-containing medicament
3. 4877620 - Ibuprofen-containing medicament