Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5353848 | Method of filling gas cylinders | Robert G. Gates, Shuen-Cheng Hwang | 1994-10-11 |
| 5311744 | Cryogenic air separation process and apparatus | Paul A. Sweeney | 1994-05-17 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5353848 | Method of filling gas cylinders | Robert G. Gates, Shuen-Cheng Hwang | 1994-10-11 |
| 5311744 | Cryogenic air separation process and apparatus | Paul A. Sweeney | 1994-05-17 |