Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12227823 | Metal plate for producing vapor deposition masks, production method for metal plates, vapor deposition mask, production method for vapor deposition mask, and vapor deposition mask device comprising vapor deposition mask | Hiroki Oka, Chiaki Hatsuta, Chikao Ikenaga, Hideyuki Okamoto, Masato Ushikusa | 2025-02-18 |
| 12117727 | Metal plate for manufacturing deposition mask and manufacturing method for metal plate, and deposition mask and manufacturing method for deposition mask | Hiroki Oka, Chiaki Hatsuta, Chikao Ikenaga, Hideyuki Okamoto, Masato Ushikusa | 2024-10-15 |
| 11859274 | Deposition mask and method of manufacturing deposition mask | Yasuhiro Uchida, Chikao Ikenaga | 2024-01-02 |
| 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 |
| 11313026 | Method of manufacturing deposition mask, intermediate product to which deposition mask is allocated, and deposition mask | Chikao Ikenaga, Takanori MARUOKA | 2022-04-26 |
| 11237481 | Metal plate for manufacturing deposition mask and manufacturing method for metal plate, and deposition mask and manufacturing method for deposition mask | Hiroki Oka, Chiaki Hatsuta, Chikao Ikenaga, Hideyuki Okamoto, Masato Ushikusa | 2022-02-01 |
| 11136664 | Deposition mask and method of manufacturing deposition mask | Yasuhiro Uchida, Chikao Ikenaga | 2021-10-05 |