GENEVA, March 17 -- OOKUMA DIAMOND DEVICE CO., LTD. (Hokudai Business Spring, 2, Kita 21-jyo Nishi 12-chome, Kita-ku, Sapporo-shi, Hokkaido0010021), 大熊ダイヤモンドデバイス株式会社 (北海道札幌市北区北二十一条西１２丁目２　北大ビジネススプリング) filed a patent application (PCT/JP2024/031847) for "DIAMOND AMPLIFIER AND ELECTROMECHANICAL INSTRUMENT" on Sep 05, 2024. With publication no. WO/2026/053333, the details related to the patent application was published on ...