With 2,993 patents published between 2002 and 2022, Sandvik AB holds the most number of patents in the global Mining sector.
The second largest number of patents were published by Ministry of Education of the People's Republic of China with 2,992 related patents, of which 100.0% was contributed by its subsidiary China University Of Mining And Technology. The third largest number of patents were published by Komatsu Ltd with 1,414 related patents, of which 63.4% was contributed by its subsidiary Joy Global Underground Mining, LLC. The fourth largest number of patents were published by Sumitomo Electric Industries Ltd with 1,175 related patents, of which 65.7% was contributed by its subsidiary SUMITOMO ELECTRIC HARDMETAL CORP.. The fifth largest number of patents were published by Kennametal Inc with 1,080 related patents.
The top five patent holders, i.e., Sandvik AB, Ministry of Education of the People's Republic of China, Komatsu Ltd, Sumitomo Electric Industries Ltd, and Kennametal Inc, together held 9,654 patents during the period.
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