Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11511301 | Vapor deposition mask with metal plate | Yoshinori HIROBE, Yutaka Matsumoto, Masato Ushikusa, Toshihiko Takeda, Hiroyuki Nishimura +1 more | 2022-11-29 |
| 11437578 | 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 | 2022-09-06 |
| 11404640 | Vapor deposition mask, frame-equipped vapor deposition mask, and method for producing organic semiconductor element | Toshihiko Takeda, Hiroshi Kawasaki | 2022-08-02 |