Average Co-Inventor Count = 1.50
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. National Business Systems, Inc. (1 from 17 patents)
2. Cardio-Search Limited (1 from 2 patents)
2 patents:
1. 5364358 - Device for controlling the inflation of a balloon catheter
2. D292005 - Electrically powered imprinter