GENEVA, Oct. 5 -- NHK SPRING CO., LTD. (3-10, Fukuura, Kanazawa-ku, Yokohama-shi, Kanagawa2360004), 日本発條株式会社 (神奈川県横浜市金沢区福浦３丁目１０番地) filed a patent application (PCT/JP2024/045711) for "COIL SPRING, SUSPENSION DEVICE, AND METHOD FOR PRODUCING COIL SPRING" on Dec 24, 2024. With publication no. WO/2025/203949, the details related to the patent application was published on Oct 02, 2025.
Notably, the patent application was submitted under the International Patent Classification (IPC) system, which is managed by the World Intellectual Property Organization (WIPO...