Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6574406 | Selectively absorbing optical fibers for optical amplifiers | Monica K. Davis, Matthew John Dejneka, David August Sniezek Loeber, Raymond Smith | 2003-06-03 |
| 6229945 | Photo induced grating in B2O3 containing glass | Douglas L Williams, Graeme Douglas Maxwell, Raman Kashyap, Jonathan R. Armitage | 2001-05-08 |
| 6097512 | Photoinduced grating in B.sub.2 O.sub.3 containing glass | Douglas L Williams, Graeme Douglas Maxwell, Raman Kashyap, Jonathan R. Armitage | 2000-08-01 |
| 6075625 | Photoinduced grating in B.sub.2 O.sub.3 containing glass | Douglas L Williams, Graeme Douglas Maxwell, Raman Kashyap, Jonathan R. Armitage | 2000-06-13 |
| 5841928 | Planar waveguides made by use of photosensitive changes to the refractive index of a deposited layer | Graeme Douglas Maxwell | 1998-11-24 |
| RE35946 | Optical fibre amplifier with fluorescent additive and method of amplifying signals using same | Susan P. Craig, Jonathan R. Armitage | 1998-11-03 |
| 5594578 | Optical communications system including doped optical fiber filter | Iain J. Wilkinson, Timothy Finegan | 1997-01-14 |
| 5533156 | Integrated opitcal fibre and substrate supported optical waveguide having directly connected optical cores | Graeme Douglas Maxwell | 1996-07-02 |
| 5465312 | Integrated optical fibre and substrate supported optical waveguide having directly connected optical cores | Graeme Douglas Maxwell | 1995-11-07 |
| 5412672 | Wave-guiding structure with lasing properties | Susan P. Craig-Ryan | 1995-05-02 |
| 5278850 | Wave-guiding structure with lasing properties | Susan P. Craig-Ryan | 1994-01-11 |
| 5129021 | Optical star couplers | David B. Mortimore, David B. Payne | 1992-07-07 |
| 4974933 | Optical waveguides and their manufacture | Howard P. Girdlestone | 1990-12-04 |
| 4946251 | Fabrication of optical waveguide | Gareth W. B. Ashwell | 1990-08-07 |
| 4936650 | Optical wave guides | Susan P. Craig, Steven T. Davey | 1990-06-26 |
| 4923279 | Optical fibre with fluorescent additive | Susan P. Craig, Jonathan R. Armitage | 1990-05-08 |
| 4799946 | Preparation of glass fibre | Susan P. Craig | 1989-01-24 |
| 4675038 | Glass fibres and optical communication | Clive R. Day, Keith J. Beales | 1987-06-23 |
| 4566754 | Optical fibres | Keith J. Beales, Clive R. Day, James D. Rush | 1986-01-28 |