Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809519 | Methods and apparatuses for conducting solid-liquid-vapor multiple phase transformation operations | Chen-Yen Cheng, Sing-Wang Cheng | 1989-03-07 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809519 | Methods and apparatuses for conducting solid-liquid-vapor multiple phase transformation operations | Chen-Yen Cheng, Sing-Wang Cheng | 1989-03-07 |