Issued Patents 2023
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11814719 | Method of manufacturing deposition mask, intermediate product to which deposition mask is allocated, and deposition mask | Chikao Ikenaga, Takanori MARUOKA | 2023-11-14 |
| 11732361 | Metal plate for manufacturing deposition mask, method for manufacturing metal plate, deposition mask and method for manufacturing deposition mask | Hiroki Oka, Chikao Ikenaga, Shogo Endo, Chiaki Hatsuta, Asako NARITA | 2023-08-22 |
| 11733607 | Metal plate for producing vapor deposition masks, inspection method for metal plates, production method for metal plates, vapor deposition mask, vapor deposition mask device, and production method for vapor deposition masks | Chikao Ikenaga, Hideyuki Okamoto, Masato Ushikusa, Chiaki Hatsuta, Hiroki Oka | 2023-08-22 |
| 11667983 | Method for manufacturing metal plate | Hiroki Oka, Chikao Ikenaga, Shogo Endo, Chiaki Hatsuta, Asako NARITA | 2023-06-06 |
| 11649540 | Deposition mask and method of manufacturing deposition mask | Yasuhiro Uchida, Chikao Ikenaga | 2023-05-16 |