Average Co-Inventor Count = 3.00
ph-index = 4
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. Nipro Corporation (5 from 374 patents)
5 patents:
1. 9061105 - Needle assembly
2. D627459 - Needle for medical purposes
3. D609804 - Blood sampling needle
4. D609806 - Blood sampling needle
5. D607100 - Puncture needle for medical purposes