Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6337116 | Multilayer composite body | Robert Ivan Wilkinson, Rachel F. Rothwell | 2002-01-08 |
| 6277475 | Ink transfer ribbon | Robert Ivan Wilkinson, Derek McDonald | 2001-08-21 |
| 5231118 | Pressure-activatable correcting tape and aqueous coating liquid for forming the lift-off layer of the correction tape | Andrew Scott, Christine Abbott, Robert Ivan Wilkinson | 1993-07-27 |
| 5062725 | Typewriter or printer ribbon and method for its manufacture | Friedhelm Kiewning | 1991-11-05 |
| 4950536 | Pressure-activatible lift-off correcting tape | Andrew Scott, Christina Abbott, Robert Ivan Wilkinson | 1990-08-21 |
| 4886386 | Ink ribbon having elastomeric protective backing | Hans Paffhausen, Andrew Scott, Christine Mackintosh | 1989-12-12 |
| 4884908 | Overlappingly overstrikeable ribbon and use thereof in continuously full cassettes | Hans Paffhausen, Andrew Scott, Christine Mackintosh | 1989-12-05 |