Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9272480 | Method of manufacturing a valve bag | — | 2016-03-01 |
| 9005094 | Method of forming a valve bag | — | 2015-04-14 |
| 8026497 | Methods and apparatus for generating ultraviolet light | David Briggs | 2011-09-27 |
| 7863590 | UV irradiator | David Briggs | 2011-01-04 |
| 7759619 | Sterilisation of duct flows | David Briggs | 2010-07-20 |
| 7566890 | UV light source | David Briggs | 2009-07-28 |
| 6856093 | Elongate ultraviolet light source | David Briggs | 2005-02-15 |
| 6693382 | Control system for microwave powered ultraviolet light sources | David Briggs | 2004-02-17 |
| 6507030 | Sterlization apparatus | David Briggs | 2003-01-14 |