Average Co-Inventor Count = 3.69
ph-index = 10
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 Patent Gesellschaft MIT Beschrankter Haftung (30 from 1,248 patents)
2. Merck Patent Gmbh (8 from 2,937 patents)
3. Merck Patent Gesellschaft MIT Beschraenkter Haftung (7 from 100 patents)
4. Merck Patent Gesellschaft (1 from 121 patents)
5. Merck Patent Gesellschaft MIT Beschränkter Haftung (1 from 37 patents)
47 patents:
1. 7491742 - Imidazole derivatives as phosphodiesterase VII inhibitors
2. 7259168 - 2-Aminoalkyl-thieno[2,3-d]pyrimidines
3. 7060823 - 5-aminoalkyl-pyrazolo[4,3-d]pyrimidines with a phosphodiesterase v-inhibiting effect
4. 6884800 - Imidazole compounds used as phosphodiesterase VII inhibitors
5. 6787548 - Thienopyrimidines as phosphodiesterase inhibitors
6. 6780867 - Thienopyrimidines
7. 6777419 - Pyrazolo [4,3-d]pyrimidines
8. 6737436 - Pyrrole derivatives as phosphodiesterase VII inhibitors
9. 6696446 - Benzoylpyridazines, their preparation and use
10. 6531498 - Isoxazole derivatives to be used as phosphodiesterase VII inhibitors
11. 6531473 - Method of treatment using arylalkylpyridazinones
12. 6495557 - Condensed thienopyrimidines with phosphodiesterase-v inhibiting action
13. 6495554 - Thienopyrimidines
14. 6420368 - Thienopyrimidines
15. 6417188 - Arylalkanoylpyridazines