Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681758 | Method for fabricating semiconductor single crystal | — | 1997-10-28 |
| 5660629 | Apparatus for detecting the diameter of a single-crystal silicon | Yihao Chang | 1997-08-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681758 | Method for fabricating semiconductor single crystal | — | 1997-10-28 |
| 5660629 | Apparatus for detecting the diameter of a single-crystal silicon | Yihao Chang | 1997-08-26 |