Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5133286 | Substrate-heating device and boat structure for a vacuum-depositing apparatus | Dhe H. Choo | 1992-07-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5133286 | Substrate-heating device and boat structure for a vacuum-depositing apparatus | Dhe H. Choo | 1992-07-28 |