Average Co-Inventor Count = 3.00
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. Arrow International Investment Corp. (4 from 26 patents)
4 patents:
1. 7090644 - Device for determining a characteristic point in the cardiac cycle
2. 6887206 - Device for determining a characteristic point in the cardiac cycle
3. 6569103 - Device for determining a characteristic point in the cardiac cycle
4. 6258035 - Device for determining a characteristic point in the cardiac cycle