Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5979188 | Method of fabricating a planar waveguide structure | — | 1999-11-09 |
| 5930439 | Planar optical waveguide | Terry Bricheno, Clifford Graham Cureton, Stephen Day, David John Moule | 1999-07-27 |
| 5904491 | Planar waveguides | Jonathan Paul Stagg | 1999-05-18 |
| 5885881 | Planar wave guide cladding | — | 1999-03-23 |
| 5419804 | Semiconductor etching process | Stephen Clements | 1995-05-30 |
| 4957873 | Process for forming isolation trenches in silicon semiconductor bodies | Paul J. Rosser, Philip B. Moynagh | 1990-09-18 |
| 4935661 | Pulsed plasma apparatus and process | Rudolf A. H. Heinecke, Ian P. Llewellyn | 1990-06-19 |
| 4886569 | Plasma etching process | Stephen R. Jennings, Anthony D. Johnston | 1989-12-12 |
| 4749589 | Method of surface treatment | Rudolf A. H. Heinecke, Ian P. Llewellyn | 1988-06-07 |
| 4568563 | Optical fibre manufacture | Thomas M. Jackson, Rudolf A. H. Heinecke | 1986-02-04 |