Average Co-Inventor Count = 4.07
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. Fujisawa Pharmaceutical Company, Ltd. (4 from 940 patents)
4 patents:
1. 6521656 - Remedies for male sterility
2. 6303624 - Preventives and remedies for hyperphosphatemia
3. 6232324 - Use of pyrazolopyridine compound
4. 4695467 - Sustained release tablet