Average Co-Inventor Count = 5.82
ph-index = 2
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. Korea Research Institute of Chemical Technology (7 from 624 patents)
2. Dongbu Hannong Chemical Co., Ltd. (3 from 12 patents)
3. Other (1 from 832,880 patents)
4. Schaeffler Technologies Ag & Co .kg (1 from 3,794 patents)
5. Yuyu, Inc. (1 from 3 patents)
12 patents:
1. 12195469 - Compounds having PDE9A inhibitory activity, and pharmaceutical uses thereof
2. 12187729 - Compounds having PDE9A inhibitory activity, and pharmaceutical uses thereof
3. 8198307 - Imidazole derivatives having aryl piperidine substituent, method for preparation thereof and pharmaceutical compositions containing same
4. 7420060 - Benzopyran derivatives substituted with a thioxobenzoxazole derivative, pharmaceutically acceptable salts thereof, their preparations and pharmaceutical compositions containing them
5. 7351843 - Furancarbonylguanidine derivatives, their preparation and pharmaceutical compositions containing them
6. 7309793 - Benzopyran derivatives substituted with a benzimidazole derivative, pharmaceutically acceptable salts therof, their preparations and pharmaceutical compositions containing them
7. 6481909 - Appearing and disappearing core type writing utility
8. 6413983 - Benzopyranyl heterocycle derivatives, process for preparation thereof, and pharmaceutical compositions containing them
9. 6323238 - Benzopyranyl guanidine derivatives, process for preparation thereof, and pharmaceutical compositions containing them
10. 5493029 - Certain pyridyl-benzopyran derivatives
11. 5300511 - Spiro-benzopyran derivatives and useful for treating asthma and
12. 5236935 - Benzopyran derivatives and processes for the preparation thereof