Average Co-Inventor Count = 4.78
ph-index = 6
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 (10 from 1,248 patents)
2. Merck Patent Gmbh (6 from 2,937 patents)
3. Merck Patent Gesellschaft MIT Beschraenkter Haftung (3 from 100 patents)
4. Merck Patent Gesellschaft (1 from 121 patents)
5. Merck Patent Gesellschaft MIT Beschränkter Haftung (1 from 37 patents)
21 patents:
1. 7312224 - Pyrimidine derivatives
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. 7019013 - Sulfamidothienopyrimidines
5. 6787548 - Thienopyrimidines as phosphodiesterase inhibitors
6. 6780867 - Thienopyrimidines
7. 6777419 - Pyrazolo [4,3-d]pyrimidines
8. 6495557 - Condensed thienopyrimidines with phosphodiesterase-v inhibiting action
9. 6495554 - Thienopyrimidines
10. 6420368 - Thienopyrimidines
11. 6197800 - Benzothia(oxa)diazol derivatives and their use as endothelin-receptor antagonists
12. 6143777 - Aminothiophene carboxylic acid amides and the use thereof as
13. 6130223 - Thienopyrimidine with phosphodiesterase V inhibiting effect
14. 6110920 - Thienopyrimidines
15. 6017939 - 2,1,3-benzothia(OXA)diazole derivatives having an endothelin receptor