Average Co-Inventor Count = 6.09
ph-index = 3
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. H. Lundbeck A/s (4 from 506 patents)
2. Other (1 from 832,680 patents)
5 patents:
1. 9993477 - Substituted imidazo[1,5-a]pyrazines as PDE9 inhibitors
2. 9850249 - PDE9 inhibitors with imidazo triazinone backbone
3. 9533992 - PDE9 inhibitors with imidazo triazinone backbone
4. 9434733 - PDE9 inhibitors with imidazo triazinone backbone
5. 8415356 - Isoquinolinone derivatives as NK3 antagonists