With 72 patents held between 2002 and 2022, State-owned Assets Supervision and Administration Commission of the State Council holds the most number of Workplace Safety patents in the Construction sector in the Asia-Pacific region, of which 25.0% was contributed by China MCC17 Group Co Ltd.
The second largest number of patents were held by Hitachi Ltd with 48 Workplace Safety patents. The third largest number of patents were held by China State Construction Engineering Corp Ltd with 46 Workplace Safety patents, of which 34.8% was contributed by China Construction Eight Engineering Division Corp Ltd Southwest Branch. The fourth largest number of patents were held by China Railway Group Ltd with 37 Workplace Safety patents, of which 29.7% was contributed by China Railway Eryuan Engineering Group Co Ltd. The fifth largest number of patents were held by China Railway Construction Corp Ltd with 27 Workplace Safety patents, of which 22.2% was contributed by China Railway 12th Bureau Group Co Ltd.
The top five patents holders, i.e., State-owned Assets Supervision and Administration Commission of the State Council, Hitachi Ltd, China State Construction Engineering Corp Ltd, China Railway Group Ltd, and China Railway Construction Corp Ltd, together held 230 Workplace Safety patents during the period.
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