Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE46299 | Friction pads for use with a gripping and/or climbing device | Richard Fontana | 2017-02-07 |
| 8091733 | Automated article dispensation mechanism | Jason André Janét | 2012-01-10 |
| 7871049 | Corner climber | Richard Fontana | 2011-01-18 |
| 7823845 | Corner climber | Richard Fontana | 2010-11-02 |
| 7793911 | Friction pads for use with a gripping and/or climbing device | Richard Fontana | 2010-09-14 |
| 7726514 | Automated article dispensation mechanism | Jason André Janét | 2010-06-01 |
| 7717381 | Pneumatic corner climber | Richard Fontana | 2010-05-18 |
| 7143468 | Vortex vacuum cleaner nozzle with means to prevent plume formation | Lewis Illingworth | 2006-12-05 |
| 6960063 | Vortex attractor without a backplate | Lewis Illingworth | 2005-11-01 |
| 6957472 | Cannister and upright vortex vacuum cleaners | Lewis Illingworth | 2005-10-25 |
| 6881025 | Suction cup vortex attractor | Lewis Illingworth | 2005-04-19 |
| 6802693 | Vortex attractor with vanes attached to containing ring and backplate | Lewis Illingworth | 2004-10-12 |
| 6802881 | Rotating wave dust separator | Lewis Illingworth | 2004-10-12 |
| 6729839 | Toroidal and compound vortex attractor | Lewis Illingworth | 2004-05-04 |
| 6719830 | Toroidal vortex vacuum cleaner centrifugal dust separator | Lewis Illingworth | 2004-04-13 |
| 6687951 | Toroidal vortex bagless vacuum cleaner | Lewis Illingworth | 2004-02-10 |
| 6619922 | Vortex attractor for planar and non-planar surfaces | Lewis Illingworth | 2003-09-16 |
| 6595753 | Vortex attractor | Lewis Illingworth | 2003-07-22 |
| 6565321 | Vortex attractor | Lewis Illingworth | 2003-05-20 |
| 6497553 | Vortex attractor | Lewis Illingworth | 2002-12-24 |