Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5820705 | Spray quenching of metal with liquid coolant containing dissolved gas | Ho Yu, Daniel E. Hunter, Robert A. Ramser | 1998-10-13 |
| 5681407 | Method of heat treating metal with liquid coolant containing dissolved gas | Ho Yu, Robert A. Ramser, Daniel E. Hunter | 1997-10-28 |