Average Co-Inventor Count = 2.86
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. Progenics Pharmaceuticals, Inc. (4 from 67 patents)
2. Wyeth (2 from 1,309 patents)
4 patents:
1. 8916706 - Preparation and use of (R),(R)-2,2'-bis-methylnaltrexone
2. 8853232 - Peripheral opioid receptor antagonists and uses thereof
3. 8546418 - Peripheral opioid receptor antagonists and uses thereof
4. 8471022 - Preparation and use of (R),(R)-2,2'-bis-methylnaltrexone