Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8107782 | Microstructuring optical wave guide devices with femtosecond optical pulses | Omur Sezerman, Garland Best, Dwayne R. J. Miller, Michael Armstrong, Shujie Lin | 2012-01-31 |
| 8090233 | Microstructuring optical wave guide devices with femtosecond optical pulses | Omur Sezerman, Garland Best, Dwayne R. J. Miller, Michael Armstrong, Shujie Lin | 2012-01-03 |
| 7382952 | Optical fiber/waveguide polarizer and method of fabrication | — | 2008-06-03 |
| 7295731 | Microstructuring optical wave guide devices with femtosecond optical pulses | Omur Sezerman, Garland Best, Dwayne R. J. Miller, Michael Armstrong, Shujie Lin | 2007-11-13 |
| RE39865 | Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same | Bernard Y. Malo, Francois Bilodeau, Derwyn C. Johnson | 2007-10-02 |
| 7095931 | Microstructuring optical wave guide devices with femtosecond optical pulses | Omur Sezerman, Garland Best, Dwayne R. J. Miller, Michael Armstrong, Shujie Lin | 2006-08-22 |
| 6408119 | UV-trimmed fused tapered couplers | Gerald Meltz | 2002-06-18 |
| 6400870 | Symmetric interferometers unbalanced by using light exposure to tailor the spectral behavior | Mohammed N. Islam | 2002-06-04 |
| 6385369 | Method and device for reducing polarization dependence in an optical component or optical system | Derwyn C. Johnson, Gerald Meltz | 2002-05-07 |
| 6374016 | Polarization insensitive grating in a planar channel optical waveguide and method to achieve the same | Jacques Albert, Francois Bilodeau, Derwyn C. Johnson, Stephen J. Mihailov | 2002-04-16 |
| 6256435 | Polarization insensitive grating in a planar channel optical waveguide and method to achieve the same | Jacques Albert, Francois Bilodeau, Derwyn C. Johnson, Stephen J. Mihailov | 2001-07-03 |
| 6016375 | Wavelength selective fiber to fiber optical tap | Mark Farries | 2000-01-18 |
| 5495548 | Photosensitization of optical fiber and silica waveguides | Francois Bilodeau, Bernard Y. Malo, Jacques Albert, Derwyn C. Johnson | 1996-02-27 |
| 5367588 | Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same | Bernard Y. Malo, Francois Bilodeau, Derwyn C. Johnson | 1994-11-22 |
| 5216739 | Method of creating an index grating in an optical fiber and a mode converter using the index grating | Bernard Y. Malo, Francois Bilodeau, Derwyn C. Johnson | 1993-06-01 |
| 5150439 | Simplified WDM fused fiber coupler design | Francois Bilodeau, Bernard Y. Malo, Derwyn C. Johnson | 1992-09-22 |
| 5104209 | Method of creating an index grating in an optical fiber and a mode converter using the index grating | Bernard Y. Malo, Francois Bilodeau, Derwyn C. Johnson | 1992-04-14 |
| 5080503 | Optical waveguide device and method for making such device | Seyed-Iraj Najafi, John F. Currie | 1992-01-14 |
| 5054874 | Coupler fabrication techniques for dissimilar fibers | Derwyn C. Johnson, Robert G. Lamont | 1991-10-08 |
| 5004316 | Coupler fabrication techniques for dissimilar fibers | Derwyn C. Johnson, Robert G. Lamont | 1991-04-02 |
| 4963177 | Method for making a grating assisted optical waveguide device | Seyed-Iraj Najafi, Francois Bilodeau, Derwyn C. Johnson | 1990-10-16 |
| 4900119 | Wavelength selective optical devices using optical directional coupler | Derwyn C. Johnson, Francois Bilodeau, Sylvain Faucher | 1990-02-13 |
| 4895423 | Fabrication technique for low-loss fused taper directional couplers and pressure sensor produced thereby | Francois Bilodeau, Sylvain Faucher, Derwyn C. Johnson | 1990-01-23 |
| 4783850 | Optoelectronic compound switching matrix | Robert I. MacDonald | 1988-11-08 |
| 4779945 | Directional coupler utilizing biconically tapered optical fibers and a method of making same | Derwyn C. Johnson | 1988-10-25 |