With 1,506 Industrial Automation related patents published between 2002 and 2022, Komatsu Ltd holds the most number of Industrial Automation patents in the global Construction sector.
The second largest number of Industrial Automation related patents were published by Hitachi Ltd with 1,147 patents, of which 81.3% was contributed by its subsidiary Hitachi Construction Machinery Co Ltd. The third largest number of Industrial Automation related patents were published by Mitsubishi Electric Corp with 891 patents. The fourth largest number of Industrial Automation related patents were published by Alphabet Inc with 824 patents, of which 82.9% was contributed by its subsidiary Google LLC. The fifth largest number of Industrial Automation related patents were published by Caterpillar Inc with 700 patents.
The top five patent holders, i.e., Komatsu Ltd, Hitachi Ltd, Mitsubishi Electric Corp, Alphabet Inc, and Caterpillar Inc, together held 5,068 Industrial Automation patents during the period.
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