Average Co-Inventor Count = 7.20
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. Yoshitomi Pharmaceutical Industries, Ltd. (1 from 198 patents)
2. Mitsubishi Pharma Corporation (1 from 73 patents)
3. Welfide Corporation (1 from 13 patents)
3 patents:
1. 6455521 - Condensed thiophene compounds and pharmaceutical use thereof
2. 6271225 - Fused thiophene compounds and medicinal use thereof
3. 6187774 - Fused heterocyclic compounds and pharmaceutical applications thereof