Top 20 Key Players companies in PROFINET
by Most Patent Citation in the China in 2019

Profinet (usually styled as PROFINET, as a portmanteau for Process Field Net) is an industry technical standard for data communication over Industrial Ethernet, designed for collecting data from, and controlling equipment in industrial systems, with a particular strength in delivering data under tight time constraints (on the order of 1ms or less). The standard is maintained and supported by PROFIBUS & PROFINET International (PI) , an umbrella organization headquartered in Karlsruhe, Germany.