Average Co-Inventor Count = 2.25
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. Sulzer Carbomedics Inc. (2 from 57 patents)
2. Carbomedics Inc. (1 from 56 patents)
3 patents:
1. 5906642 - Universal heart valve holder
2. 5823342 - Packaging for mitral or aortic heart valve device
3. 5443502 - Rotatable heart valve holder