GENEVA, Dec. 30 -- SHIBA R&D CO., LTD (1-52 Shinmei-cho, Yokosuka-shi Kanagawa2390832), 株式会社芝技研 (神奈川県横須賀市神明町１番地５２) filed a patent application (PCT/JP2025/021212) for "LONG DRILL FOR HARD BRITTLE MATERIALS" on Jun 11, 2025. With publication no. WO/2025/263420, the details related to the patent application was published on Dec 26, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO).
Inventor(s): FUKUSHIMA, Daijiro (c/o SHIBA R&D CO., LTD, 1-52 Shinmei-c...