Average Co-Inventor Count = 9.73
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. Kowa Company Limited (3 from 589 patents)
3 patents:
1. 6664256 - Phenylpyridazine compounds and medicines containing the same
2. 6403586 - Pyridazine derivatives and drugs containing the same as the active ingredient
3. 6348468 - Pyridazine compounds and compositions containing the same