With 3,177 patents held between 2002 and 2022, State Grid Corporation of China holds the most number of Smart Grid patents in the Industrial Goods & Machinery sector in the Asia-Pacific region.
The second largest number of patents were held by China Southern Power Grid Co Ltd with 596 Smart Grid patents, of which 24.3% was contributed by Guangdong Power Grid Corp. The third largest number of patents were held by State Grid Information and Telecommunication Co Ltd with 326 Smart Grid patents. The fourth largest number of patents were held by General Electric Co with 279 Smart Grid patents. The fifth largest number of patents were held by Panasonic Corp with 276 Smart Grid patents, of which 56.5% was contributed by Panasonic Intellectual Property Management Co., Ltd..
The top five patents holders, i.e., State Grid Corporation of China, China Southern Power Grid Co Ltd, State Grid Information and Telecommunication Co Ltd, General Electric Co, and Panasonic Corp, together held 4,654 Smart Grid patents during the period.
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