EM

Eiji MATSUBARA

YM Yamazaki Mazak: 3 patents #50 of 272Top 20%
KC Koito Manufacturing Co.: 2 patents #455 of 1,047Top 45%
ML Mitsubishi Paper Mills Limited: 2 patents #171 of 458Top 40%
Overall (All Time): #692,684 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
11938559 Stir pin, friction stir welding tool, and machine tool Seigo OUCHI, Masayasu MINATANI, Toru Murakami 2024-03-26
11130178 Composite processing machine, machining tool, and composite processing method Kazuki Uemura, Naokazu Okabe, Shoya Kai 2021-09-28
11130193 Friction stir welding tool and friction stir welder Masayasu Hachiya, Toru Murakami, Seigo OUCHI 2021-09-28
10697610 Resin molded product Kenta Sugiyama, Masashi Katayama 2020-06-30
10520155 Light guide and vehicle lamp Mamoru Kosuge, Akinori Yamamoto, Asami Sakashita 2019-12-31
5300410 Developer for silver halide photographic light-sensitive material Sukeaki Date, Eiichi Terashima, Toshiro Kondo, Masao Okushima, Seiichi Sumi 1994-04-05
5258258 Process for making lithographic printing plates Hidetoshi Miura, Takimi Hashimoto 1993-11-02