Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D901648 | Seal | Nobuhiro Yoshida | 2020-11-10 |
| D898170 | Composite seal member for semiconductor production apparatus | Nobuhiro Yoshida, Sangho Kim | 2020-10-06 |
| D896353 | Composite seal | — | 2020-09-15 |
| D877865 | Seal | — | 2020-03-10 |