Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7019893 | Optical dynamic gain amplifier | Michael Davies, Jian-Jun He | 2006-03-28 |
| 6904205 | Resolution enhanced optical spectrometer having a fixed number of photodetector elements | Orazio Berolo, Jian-Jun He, Bryant P. Hichwa, John Wade | 2005-06-07 |
| 6757100 | Cascaded semiconductor optical amplifier | — | 2004-06-29 |
| 6753958 | Resolution enhanced optical spectrometer having a fixed number of photodetector elements | Orazio Berolo, Jian-Jun He, Bryant P. Hichwa, John Wade | 2004-06-22 |
| 6654533 | Polarization independent waveguide structure | Jian-Jun He, Michael Davies | 2003-11-25 |
| 6339662 | Wavelength stabilized planar waveguide optical devices incorporating a dispersive element | Jian-Jun He, Lynden Erickson, Boris Lamontagne, Andre Delage | 2002-01-15 |
| 6169838 | Athermal waveguide grating based device having a temperature compensator in the slab waveguide region | Jian-Jun He | 2001-01-02 |
| 6027989 | Bandgap tuning of semiconductor well structure | Philip Poole, Sylvain Charbonneau, Geofrey C. Aers, Michael Davies | 2000-02-22 |
| 5937113 | Optical grating-based device having a slab waveguide polarization compensating region | Jian-Jun He, L. Peter Erickson, B. Lamontagne, A. Delage | 1999-08-10 |
| 5757023 | Fabrication of quantum well polarization independent active devices | Jian-Jun He, Sylvain Charbonneau, Philip Poole | 1998-05-26 |
| 5395793 | Method of bandgap tuning of semiconductor quantum well structures | Sylvain Charbonneau | 1995-03-07 |
| 5300794 | Method of fabricating highly lattice mismatched quantum well structures | Paul Melman, Boris S. Elman, Chirravuri Jagannath | 1994-04-05 |
| 5243671 | Laser-to-fiber coupling apparatus | Paul Melman, Barbara Foley | 1993-09-07 |
| 5237825 | Method and apparatus for cryogenically cooling samples | Werner Menzi | 1993-08-24 |
| 5238868 | Bandgap tuning of semiconductor quantum well structures | Boris S. Elman, Paul Melman, Craig A. Armiento | 1993-08-24 |
| 5021360 | Method of farbicating highly lattice mismatched quantum well structures | Paul Melman, Boris S. Elman, Chirravuri Jagannath | 1991-06-04 |