With 221 Industrial Automation related patents published between 2002 and 2022, Komatsu Ltd holds the most number of Industrial Automation patents in the global Mining sector, of which 51.1% was contributed by its subsidiary Joy Global Underground Mining, LLC.
The second largest number of Industrial Automation related patents were published by Sandvik AB with 92 patents, of which 66.3% was contributed by its subsidiary Sandvik Mining and Construction Oy. The third largest number of Industrial Automation related patents were published by Joy MM Delaware, Inc. with 78 patents. The fourth largest number of Industrial Automation related patents were published by Rio Tinto with 73 patents, of which 97.3% was contributed by its subsidiary Technological Resources Pty. Limited. The fifth largest number of Industrial Automation related patents were published by Ministry of Education of the People's Republic of China with 71 patents.
The top five patent holders, i.e., Komatsu Ltd, Sandvik AB, Joy MM Delaware, Inc., Rio Tinto, and Ministry of Education of the People's Republic of China, together held 535 Industrial Automation patents during the period.
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