Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE39865 | Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same | Kenneth O. Hill, Bernard Y. Malo, Francois Bilodeau | 2007-10-02 |
| 6597839 | Method and device for reducing polarization dependence in an optical component or optical system | Stephen J. Mihailov | 2003-07-22 |
| 6385369 | Method and device for reducing polarization dependence in an optical component or optical system | Kenneth O. Hill, 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, Kenneth O. Hill, 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, Kenneth O. Hill, Stephen J. Mihailov | 2001-07-03 |
| 5495548 | Photosensitization of optical fiber and silica waveguides | Francois Bilodeau, Bernard Y. Malo, Jacques Albert, Kenneth O. Hill | 1996-02-27 |
| 5367588 | Method of fabricating Bragg gratings using a silica glass phase grating mask and mask used by same | Kenneth O. Hill, Bernard Y. Malo, Francois Bilodeau | 1994-11-22 |
| 5216739 | Method of creating an index grating in an optical fiber and a mode converter using the index grating | Kenneth O. Hill, Bernard Y. Malo, Francois Bilodeau | 1993-06-01 |
| 5150439 | Simplified WDM fused fiber coupler design | Kenneth O. Hill, Francois Bilodeau, Bernard Y. Malo | 1992-09-22 |
| 5104209 | Method of creating an index grating in an optical fiber and a mode converter using the index grating | Kenneth O. Hill, Bernard Y. Malo, Francois Bilodeau | 1992-04-14 |
| 5054874 | Coupler fabrication techniques for dissimilar fibers | Kenneth O. Hill, Robert G. Lamont | 1991-10-08 |
| 5004316 | Coupler fabrication techniques for dissimilar fibers | Kenneth O. Hill, Robert G. Lamont | 1991-04-02 |
| 4963177 | Method for making a grating assisted optical waveguide device | Seyed-Iraj Najafi, Kenneth O. Hill, Francois Bilodeau | 1990-10-16 |
| 4900119 | Wavelength selective optical devices using optical directional coupler | Kenneth O. Hill, Francois Bilodeau, Sylvain Faucher | 1990-02-13 |
| 4895423 | Fabrication technique for low-loss fused taper directional couplers and pressure sensor produced thereby | Francois Bilodeau, Kenneth O. Hill, Sylvain Faucher | 1990-01-23 |
| 4779945 | Directional coupler utilizing biconically tapered optical fibers and a method of making same | Kenneth O. Hill | 1988-10-25 |
| 4763977 | Optical fiber coupler with tunable coupling ratio and method of making | Brian S. Kawasaki, Masao Kawachi, Kenneth O. Hill | 1988-08-16 |
| 4474427 | Optical fiber reflective filter | Kenneth O. Hill, Brian S. Kawasaki, Yoshimasa Fujii | 1984-10-02 |
| 4457581 | Passive fiber optic data bus configurations | Brian S. Kawasaki, Kenneth O. Hill | 1984-07-03 |
| 4330170 | Low-loss star couplers for optical fiber systems | Brian S. Kawasaki, Kenneth O. Hill | 1982-05-18 |
| 4291940 | Low loss access coupler for multimode optical fiber distribution systems | Brian S. Kawasaki, Kenneth O. Hill | 1981-09-29 |