Average Co-Inventor Count = 13.00
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. Biochem Pharma Inc. (3 from 62 patents)
3 patents:
1. 5736523 - Antineoplastic heteronapthoquinones
2. 5606037 - Processes antineoplastic heteronaphthoquinones
3. 5593970 - Heterocyclic anthracycline analogs