Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7815130 | Reservoir with refill inlet for hand-held spray guns | Stephen C. P. Joseph, Michael J. R. Adams, Malcolm F. Douglas, Daniel E. Siltberg | 2010-10-19 |
| 7188785 | Reservoir with refill inlet for hand-held spray guns | Stephen C. P. Joseph, Michael J. R. Adams, Malcolm F. Douglas, Daniel E. Siltberg | 2007-03-13 |