1. Amgen Inc. (20 from 1,970 patents)

2. Syntex (u.s.a.) Inc. (2 from 932 patents)

3. Other (1 from 832,680 patents)

1. 9873704 - Heterocyclic compounds and their uses

2. 9873701 - Heterocyclic compounds and their uses

3. 8901135 - Heterocyclic compounds and their uses

4. 8765940 - Heterocyclic compounds and their uses

5. 8637576 - Benzamide derivatives and uses related thereto

6. 8586739 - Heterocyclic compounds and their uses

7. 8575183 - Heterocyclic compounds and their uses

8. 8329910 - Quinolines for the treatment of PI3K-δ mediated diseases

9. 8193199 - Heterocyclic compounds and their uses

10. 8183258 - Heterocyclic compounds and their uses

11. 8183259 - Heterocyclic compounds and their uses

12. 8076376 - Aniline sulfonamide derivatives and their uses

13. 7919498 - Substituted pyrazolo[3,4-d]pyrimidines as PI3K inhibitors

14. 7754890 - Arylsulfones and uses related thereto

15. 7705018 - Substituted quinolines and their uses in treatment of inflammatory and related conditions