INTERNATIONAL PATENT: YAMAHA HATSUDOKI KABUSHIKI KAISHA, ヤマハ発動機株式会社 FILES APPLICATION FOR "GEAR SUBJECTED TO VACUUM CARBURIZING TREATMENT, ENGINE UNIT HAVING GEAR SUBJECTED TO VACUUM CARBURIZING TREATMENT AND SADDLE-RIDING TYPE VEHICLE HAVING GEAR SUBJECTED TO VACUUM CARBURIZING TREATMENT"

GENEVA, Oct. 27 -- YAMAHA HATSUDOKI KABUSHIKI KAISHA (2500, Shingai, Iwata-shi, Shizuoka4388501), ヤマハ発動機株式会社 (静岡県磐田市新貝２５００番地) filed a patent application (PCT/JP2024/015524) for "GEAR SUBJECTED TO VACUUM CARBURIZING TREATMENT, ENGINE UNIT HAVING GEAR SUBJECTED TO VACUUM CARBURIZING TREATMENT, AND SADDLE-RIDING TYPE VEHICLE HAVING GEAR SUBJECTED TO VACUUM CARBURIZING TREATMENT" on Apr 19, 2024. With publication no. WO/2025/220209, the details related to the patent application was published on Oct 23, 2025.

Notably, the patent application was submitted under the International P...