INTERNATIONAL PATENT: NIPPON PISTON RING CO., LTD., 日本ピストンリング株式会社 FILES APPLICATION FOR "PISTON RING, SLIDING STRUCTURE OF CYLINDER AND PISTON RING, SLIDING SIMULATION DEVICE FOR INTERNAL COMBUSTION ENGINE AND SLIDING SIMULATION METHOD"

GENEVA, May 11 -- NIPPON PISTON RING CO., LTD. (5-12-10, Honmachi-Higashi, Chuo-ku, Saitama City, Saitama3388503), 日本ピストンリング株式会社 (埼玉県さいたま市中央区本町東五丁目１２番１０号) filed a patent application (PCT/JP2025/036809) for "PISTON RING, SLIDING STRUCTURE OF CYLINDER AND PISTON RING, SLIDING SIMULATION DEVICE FOR INTERNAL COMBUSTION ENGINE, AND SLIDING SIMULATION METHOD" on Oct 20, 2025. With publication no. WO/2026/094689, the details related to the patent application was published on May 07, 2026.

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