Average Co-Inventor Count = 2.40
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 + Co., Inc. (2 from 4,770 patents)
2. Mcneil-ppc, Inc. (1 from 798 patents)
3. Wyeth (1,309 patents)
2 patents:
1. 5854267 - Method for preventing heartburn
2. 5667794 - Heartburn treatment