Average Co-Inventor Count = 1.58
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. Nycomed Gmbh (13 from 63 patents)
2. Takeda Gmbh (8 from 47 patents)
3. Astrazeneca Ab (1,500 patents)
21 patents:
1. 9962377 - Hydroxy-6-heteroarylphenanthridines and their use as PDE4 inhibitors
2. 9387205 - Hydroxy-6-heteroarylphenanthridines and their use as PDE4 inhibitors
3. 9149479 - Hydroxy-6-heteroarylphenanthridines and their use as PDE4 inhibitors
4. 9018175 - 3,4,4a,10b-Tetrahydro-1H-thiopyrano-[44,3-c] isoquinoline derivatives
5. 8883818 - Hydroxy-6-heteroarylphenanthridines and their use as PDE4 inhibitors
6. 8829189 - Salts of 6-heterocycle substituted hexahydrophenanthridine derivatives
7. 8754218 - Salts of 6-heterocycle substituted hexahydrophenanthridine derivatives
8. 8455653 - Hydroxy-6-heteroarylphenanthridines and their use as PDE4 inhibitors
9. 8354535 - Salts of 6-heterocycle substituted hexahydrophenanthridine derivatives
10. 8329906 - Guanidinyl-substituted hydroxy-6-phenylphenanthridines
11. 8324391 - Hydroxy-6-heteroarylphenanthridines and their use as PDE4 inhibitors
12. 8318944 - Hydroxy-6-heteroarylphenanthridines and their use as PDE4 inhibitors
13. 8202880 - 3-hydroxy-6-phenylphenanthridines as PDE4 inhibitors
14. 8003798 - Hydroxy-6-heteroarylphenanthridines and their use as PDE4 inhibitors
15. 7838521 - 3-oxa-10-aza-phenanthrenes