The numbers in the exhibit are calculated based on CPC analysis. It represents the number of patent families classified in a CPC. A patent family is a group of patent documents – globally or in a jurisdiction – that covers the same (or similar) information.
In the patent portfolio of Uber, there were 2496 patent documents that belong to 884 patent families. The 884 patent families were categorized into 1351 CPCs. More often, a single patent gets categorized into more than 10 CPCs.
Uber has the most number of – 546 patent families – categorized in Autopilot almost half of which are focused on trajectory planning and Maneuver planning. Thereafter majority of the patent families are focused on navigation using different means like GSM, GPS, or Sensors like Lidar or Radar.