Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6578829 | Packing for mass transfer column | Christoph Ender, John Fredric Billingham, Michael James Lockett, Neil Yeoman, Kirk Walztoni +1 more | 2003-06-17 |
| 6478290 | Packing for mass transfer column | Christoph Ender, John Fredric Billingham, Michael James Lockett, Neil Yeoman, Kirk Walztoni +1 more | 2002-11-12 |