With 30 patents published between 2002 and 2022, Mitsui Chemicals Inc holds the most number of patents in the Construction sector in Peru.
The second largest number of patents were published by Gebr Knauf KG with 28 related patents, of which 82.1% was contributed by its subsidiary United States Gypsum Company. The third largest number of patents were published by Esco Technologies Inc with 27 related patents. The fourth largest number of patents were published by Komatsu Ltd with 26 related patents, of which 61.5% was contributed by its subsidiary Hensley Industries Inc. The fifth largest number of patents were published by Caterpillar Inc with 18 related patents.
The top five patent holders, i.e., Mitsui Chemicals Inc, Gebr Knauf KG, Esco Technologies Inc, Komatsu Ltd, and Caterpillar Inc, together held 129 patents during the period.
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