Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11749491 | Electron beam writing apparatus and cathode life span prediction method | Nobuo Miyamoto, Takahito Nakayama, Shunji Shinkawa | 2023-09-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11749491 | Electron beam writing apparatus and cathode life span prediction method | Nobuo Miyamoto, Takahito Nakayama, Shunji Shinkawa | 2023-09-05 |