Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6521018 | Blanketing metals and alloys at elevated temperatures with gases having reduced global warming potential | John Peter Hobbs, James Francis Heffron, Zbigniew Zurecki | 2003-02-18 |
| 6398844 | Blanketing molten nonferrous metals and alloys with gases having reduced global warming potential | John Peter Hobbs, James Francis Heffron | 2002-06-04 |
| 6365246 | Package for safe storage of electrophilic fluorinating agent | Robert George Syvret, James Joseph Hart, Frank M. Prozonic | 2002-04-02 |
| 5637285 | Process for nitrogen trifluoride synthesis | Daniel G. Coronell, Thomas Hsiao-Ling Hsiung, Howard Paul Withers, Jr. | 1997-06-10 |
| 5569151 | Handling and delivery system for dangerous gases | Eugene Joseph Karwacki, Jr., Arron D. Varn, Howard Paul Withers, Jr. | 1996-10-29 |
| 4983373 | Process for the production of high purity zirconium tetrafluoride and other fluorides | Howard Paul Withers, Jr., John T. Lileck | 1991-01-08 |
| 4446920 | Method and apparatus for perforating or cutting with a solid fueled gas mixture | John T. Lileck, Edward J. Steigerwalt | 1984-05-08 |