Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4556420 | Process for combination metal reduction and distillation | Young-Jun Kwon | 1985-12-03 |
| 4511399 | Control method for large scale batch reduction of zirconium tetrachloride | Young-Jun Kwon | 1985-04-16 |
| 4440384 | Retort pipe seal | — | 1984-04-03 |