Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7516893 | Apparatus for and method of detecting a coded magnetic thread | John Buttifant, John Skinner, Michael Potter, Peter Alan Pullan, Barry Clifford Scowen | 2009-04-14 |
| 7519213 | Optical double feed detection | Hansjorg Klock, Joelle Egli | 2009-04-14 |
| 7434732 | Magnetic thread reader | John Buttifant, John Skinner, Michael Potter, Peter Alan Pullan, Barry Clifford Scowen | 2008-10-14 |
| 7266231 | Method and apparatus for identifying documents | Bryan James Christophersen, Jeremy S. Fox, John Skinner | 2007-09-04 |
| 7063257 | Magnetic thread reader | John Buttifant, John Skinner, Michael Potter, Peter Alan Pullan, Barry Clifford Scowen | 2006-06-20 |
| 5951481 | Apparatus and method for non-invasive measurement of a substance | — | 1999-09-14 |
| 5661302 | Method of quatitatively determining one or more characteristics of a substance | Nicholas Barnett | 1997-08-26 |
| 5543773 | Transformers and coupled inductors with optimum interleaving of windings | William John Baxter Heffernan | 1996-08-06 |
| 5419321 | Non-invasive medical sensor | — | 1995-05-30 |
| 4281265 | Disc motor with A.C. and D.C. stator windings | John Frederick Eastham | 1981-07-28 |