Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11746423 | Method for producing base for metal masks, method for producing metal mask for vapor deposition, base for metal masks, and metal mask for vapor deposition | Naoko Mikami, Sumika Tamura, Reiji Terada, Masashi Kurata, Kiyoaki Nishitsuji +1 more | 2023-09-05 |
| 11706968 | Metal mask base, metal mask and method for producing metal mask | Kiyoaki Nishitsuji, Takehiro Nishi | 2023-07-18 |
| 11453940 | Metal mask substrate for vapor deposition, metal mask for vapor deposition, production method for metal mask substrate for vapor deposition, and production method for metal mask for vapor deposition | Sumika Tamura, Mikio SHINNO, Kiyoaki Nishitsuji, Takehiro Nishi, Naoko Mikami | 2022-09-27 |
| 11111585 | Method for producing base for metal masks, method for producing metal mask for vapor deposition, base for metal masks, and metal mask for vapor deposition | Naoko Mikami, Sumika Tamura, Reiji Terada, Masashi Kurata, Kiyoaki Nishitsuji +1 more | 2021-09-07 |
| 10903426 | Metal mask base, metal mask and method for producing metal mask | Kiyoaki Nishitsuji, Takehiro Nishi | 2021-01-26 |
| 10876215 | Metal mask substrate for vapor deposition, metal mask for vapor deposition, production method for metal mask substrate for vapor deposition, and production method for metal mask for vapor deposition | Sumika Tamura, Mikio SHINNO, Kiyoaki Nishitsuji, Takehiro Nishi, Naoko Mikami | 2020-12-29 |
| 10273569 | Metal mask substrate, metal mask substrate control method, metal mask, and metal mask production method | Sumika Tamura, Naoko Mikami, Kiyoaki Nishitsuji, Takehiro Nishi | 2019-04-30 |