Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10421303 | Air filter for ink jet printer | Calvin Townsend | 2019-09-24 |
| 10071559 | Self-sealing filter module for inkjet printing | Robert Smith, Paul King | 2018-09-11 |
| D806165 | Ink filter housing | Paul King, Robert Smith | 2017-12-26 |
| D796021 | Air filter housing | Paul King, David Doswell | 2017-08-29 |
| 9227421 | Ink jet printer | Philip Blowfield, Robert Smith | 2016-01-05 |
| 9044954 | Ink jet printer | Philip Blowfield, Robert Smith | 2015-06-02 |
| 9039155 | Ink mixing system | Robert Smith, John Bostock, Carl Mann, Trevor Lye | 2015-05-26 |
| 8628176 | Electromechanical converter for ink jet printing | Ammar Lecheheb, Robert Smith, Matthew Tomlin, Peter Kassner | 2014-01-14 |
| 8371684 | Ink mixing system | Robert Smith, John Bostick, Carl Mann, Trevor Lye | 2013-02-12 |
| 8360564 | Dual condensor | — | 2013-01-29 |
| 8210663 | Ink jet printing | Matthew Tomlin, Salhadin Omer, Robert Smith | 2012-07-03 |