Average Co-Inventor Count = 5.00
ph-index = 1
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 Frosst Canada, Inc. (2 from 212 patents)
2 patents:
1. 5017583 - Leukotriene antagonists
2. 4609744 - 4-oxo-benzopyran carboxylic acids