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Katsunari Obata

Dai Nippon Printing Co.: 3 patents #8 of 199Top 5%
Overall (2018): #68,942 of 503,207Top 15%
3
Patents 2018

Issued Patents 2018

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10160000 Vapor deposition mask with metal plate Yoshinori HIROBE, Yutaka Matsumoto, Masato Ushikusa, Toshihiko Takeda, Hiroyuki Nishimura +1 more 2018-12-25
10084134 Method for stretching vapor deposition mask, method for producing frame-equipped vapor deposition mask, method for producing organic semiconductor element, and stretching apparatus Hideyuki Okamoto, Yoshiyuki Honma, Toshihiko Takeda 2018-09-25
10043974 Method for producing frame-equipped vapor deposition mask, stretching apparatus, apparatus for producing organic semiconductor device and method for producing organic semiconductor device Toshihiko Takeda, Yoshiyuki Honma, Hideyuki Okamoto 2018-08-07