Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7578934 | Chromatographic column seal | Melvyn Gill, Neil Frazer, John Graham Dunkley | 2009-08-25 |
| 6984318 | Chromatographic column seal | Melvyn Gill, Neil Frazer, John Graham Dunkley | 2006-01-10 |
| 6562107 | Bubble trap | Daniel Karrer, Ian Rayner | 2003-05-13 |
| 5671928 | Seal for chromatography column having ridges | Colin Kalman Lanyi | 1997-09-30 |