With 25 patents published between 2002 and 2022, Emerson Electric Co holds the most number of patents in the Power & Utilities sector in Hong Kong, of which 64.0% was contributed by its subsidiary Fisher-Rosemount Systems, Inc..
The second largest number of patents were published by Siemens AG with 24 related patents. The third largest number of patents were published by Mitsubishi Electric Corp with 23 related patents. The fourth largest number of patents were published by Sofibol SCA with 21 related patents, of which 85.7% was contributed by its subsidiary BLUE SOLUTIONS. The fifth largest number of patents were published by Bombardier Inc with 18 related patents.
The top five patent holders, i.e., Emerson Electric Co, Siemens AG, Mitsubishi Electric Corp, Sofibol SCA, and Bombardier Inc, together held 111 patents during the period.
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