已公开区块链专利超1.49万
腾讯和阿里公开专利最多


专利集中于BATJP五大集团
及大学、银行、国网三大系统


游戏类取得突破
数据处理类增量显著


专利竞争集中化
央行区块链专利仅公开5个










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