Average Co-Inventor Count = 1.50
ph-index = 1
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. Siemens Elema Ab (2 from 211 patents)
2 patents:
1. 5544519 - Method and apparatus for measuring the flow resistance of a catheter in
2. 5499974 - External pump stroke indicator for use with an implanted medication