Average Co-Inventor Count = 3.91
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. Wk Holdings Inc. (3 from 6 patents)
3 patents:
1. 11317898 - Biomaterial collection method
2. 11123049 - System for collecting biomaterial in a vessel
3. 9974520 - Urine sample collection apparatus