Issued Patents 2021
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D933619 | Seal member for semiconductor production apparatus | Ippei Nakagawa | 2021-10-19 |
| D933032 | Seal member for semiconductor production apparatus | Ippei Nakagawa | 2021-10-12 |
| D933031 | Seal member for semiconductor production apparatus | Ippei Nakagawa | 2021-10-12 |
| D933033 | Seal member for semiconductor production apparatus | Ippei Nakagawa | 2021-10-12 |
| D923158 | Seal members for use in semiconductor production apparatus | Yong Gu Kang | 2021-06-22 |
| D923159 | Seal member for use in semiconductor production apparatus | Yong Gu Kang | 2021-06-22 |
| D922547 | Seal members for use in semiconductor production apparatuses | Sangho Kim | 2021-06-15 |
| D922027 | Composite seal member for semiconductor production apparatus | Ippei Nakagawa, Sangho Kim | 2021-06-15 |
| D922545 | Seal member for use in semiconductor production apparatus | Yong Gu Kang | 2021-06-15 |
| D922546 | Composite seal member for semiconductor production apparatus | Ippei Nakagawa, Sangho Kim | 2021-06-15 |
| D917028 | Seal | Ippei Nakagawa | 2021-04-20 |
| 10943808 | Ceramic electrostatic chuck having a V-shape seal band | Hamid Noorbakhsh, Ippei Nakagawa | 2021-03-09 |
| D909322 | Seal member for use in semiconductor production apparatus | Ippei Nakagawa | 2021-02-02 |
| D909323 | Seal member for use in semiconductor production apparatus | Ippei Nakagawa | 2021-02-02 |