Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9717390 | Steam cleaning apparatus | David Rowntree, Martyn Riley, Stephen Houghton, Andrew Walker | 2017-08-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9717390 | Steam cleaning apparatus | David Rowntree, Martyn Riley, Stephen Houghton, Andrew Walker | 2017-08-01 |