Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12058922 | Manufacturing method of deposition mask and manufacturing method of organic EL display | Katsunari Obata | 2024-08-06 |
| 11840754 | Vapor deposition mask, method for producing organic semiconductor element, and method for producing organic el display | Hiroshi Kawasaki, Kumiko HOKARI | 2023-12-12 |
| 10982316 | Vapor deposition mask, frame-equipped vapor deposition mask, vapor deposition mask preparation body, vapor deposition pattern forming method, method for producing organic semiconductor element, and method for producing organic EL display | Katsunari Obata, Kumiko HOKARI | 2021-04-20 |
| 10895008 | Vapor deposition mask, frame-equipped vapor deposition mask, vapor deposition mask preparation body, vapor deposition pattern forming method, and method for producing organic semiconductor element | Hiroshi Kawasaki, Yoshinori HIROBE, Katsunari Obata, Asako NARITA, Hitoshi ISHIRO +1 more | 2021-01-19 |
| 10873029 | Method for producing vapor deposition mask, vapor deposition mask preparation body, method for producing organic semiconductor element, method for producing organic EL display, and vapor deposition mask | Toshihiko Takeda, Kumiko HOKARI, Katsunari Obata | 2020-12-22 |
| 10651386 | Method for producing vapor deposition mask, vapor deposition mask preparation body, method for producing organic semiconductor element, method for producing organic EL display, and vapor deposition mask | Toshihiko Takeda, Kumiko HOKARI, Katsunari Obata | 2020-05-12 |
| 10396283 | Method for producing vapor deposition mask, vapor deposition mask preparation body, method for producing organic semiconductor element, method for producing organic EL display, and vapor deposition mask | Toshihiko Takeda, Kumiko HOKARI, Katsunari Obata | 2019-08-27 |