Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10160000 | Vapor deposition mask with metal plate | Yoshinori HIROBE, Yutaka Matsumoto, Masato Ushikusa, Hiroyuki Nishimura, Katsunari Obata +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 | Katsunari Obata, Hideyuki Okamoto, Yoshiyuki Honma | 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 | Katsunari Obata, Yoshiyuki Honma, Hideyuki Okamoto | 2018-08-07 |