ウォルマート申請のＢＣ関連特許、９つ同時公開 – モーニングスター
ウォルマート申請のＢＣ関連特許、９つ同時公開 モーニングスター
ブロックチェーン （ＢＣ）関連の特許取得数で上位１０以内に米国の企業が名を連ねているのは驚くような事ではないが、その中にはＢＣビジネス以外を主とする企業もいる。
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