Average Co-Inventor Count = 7.00
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. Woojin Corporation (1 from 5 patents)
2. Sonic Corporation (1 from 3 patents)
1 patent:
1. 9612141 - Ultrasonic flow measurement system