Issued Patents All Time
Showing 26–46 of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5991076 | Optical circulator | — | 1999-11-23 |
| 5930422 | Optical circulator | — | 1999-07-27 |
| 5920411 | Optical multiplexing/demultiplexing device | Gary S. Duck | 1999-07-06 |
| 5878176 | Optical circulator | — | 1999-03-02 |
| 5850493 | Device for focusing light through an optical component | — | 1998-12-15 |
| 5825950 | Optical isolator | — | 1998-10-20 |
| 5799121 | Multi-port optical device | Gary S. Duck | 1998-08-25 |
| 5790314 | Grin lensed optical device | Gary S. Duck | 1998-08-04 |
| 5768005 | Multi-stage optical isolator | Gary S. Duck | 1998-06-16 |
| 5754718 | Hybrid optical filtering circuit | Gary S. Duck, Mark Farries | 1998-05-19 |
| 5745626 | Method for and encapsulation of an optical fiber | Gary S. Duck, Neil Teitelbaum | 1998-04-28 |
| 5701375 | Method and system for aligning of optical elements | Gary S. Duck, Koichi Abe | 1997-12-23 |
| 5680237 | Graded index lens system and method for coupling light | — | 1997-10-21 |
| 5657155 | Optical tap coupler device | — | 1997-08-12 |
| 5629995 | Wavelength filter arrangements for use in fiber optics | Gary S. Duck | 1997-05-13 |
| 5594821 | Integrated optical isolator | — | 1997-01-14 |
| 5588078 | Non-reciprocal optical waveguide coupling device | Gary S. Duck | 1996-12-24 |
| 5574596 | Optical circulator | — | 1996-11-12 |
| 5539577 | Means to lessen unwanted reflections in an optical device | Y. Calvin Si, Gary S. Duck | 1996-07-23 |
| 5481402 | Tunable optical filter | Timothy P. Cutts, Gary S. Duck, Carey M. Garrett | 1996-01-02 |
| 5471340 | Reflective optical non-reciprocal devices | Gary S. Duck | 1995-11-28 |