Eiji MATSUBARA — 7 Patents at Yamazaki Mazak

Eiji MATSUBARA has been granted 7 US patents while listed as an inventor at Yamazaki Mazak. The first was granted in 1993 and the most recent in March 2024. Eiji MATSUBARA ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Eiji MATSUBARA in Shizuoka, JP.

Patents per Year

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #	Title	Co-Inventors	Date
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