Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5226978 | Steel tube alloy | Patrick Hunt, John Jonas, Stephen Yue | 1993-07-13 |
| 5186769 | Seamless steel tube manufacture | Patrick Hunt, John Jonas, Stephen Yue, Lakshman N. Pussegoda | 1993-02-16 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5226978 | Steel tube alloy | Patrick Hunt, John Jonas, Stephen Yue | 1993-07-13 |
| 5186769 | Seamless steel tube manufacture | Patrick Hunt, John Jonas, Stephen Yue, Lakshman N. Pussegoda | 1993-02-16 |