Average Co-Inventor Count = 3.43
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. Oval Corporation (2 from 49 patents)
2 patents:
1. 10320377 - Instrumentation device having pulse output function
2. 8970124 - Field equipment photoelectric sensing sensitivity adjustment