Average Co-Inventor Count = 5.46
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. Nipro Corporation (2 from 374 patents)
2 patents:
1. D559979 - Blood vessel holding device
2. 7150742 - Graft grasping device