Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10612124 | Manufacturing method for deposition mask, metal plate used for producing deposition mask, and manufacturing method for said metal sheet | Chikao Ikenaga, Hiroaki Nakayama, Kazunari Ikeda, Utako Oouchi | 2020-04-07 |
| 10570498 | Manufacturing method for deposition mask, metal plate used for producing deposition mask, and manufacturing method for said metal sheet | Chikao Ikenaga, Hiroaki Nakayama, Kazunari Ikeda, Utako Oouchi | 2020-02-25 |
| 10538838 | Deposition mask, method of manufacturing deposition mask and metal plate | Chikao Ikenaga, Yo Shimazaki, Kentarou Seki, Hiroki Furushou | 2020-01-21 |
| 10541387 | Deposition mask, method of manufacturing deposition mask and metal plate | Chikao Ikenaga, Yo Shimazaki, Kentarou Seki, Hiroki Furushou | 2020-01-21 |