Keck; Donald B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Keck; Donald B..The latest application filed is for "n-port reconfigurable dwdm multiplexer and demultiplexer".
- Keck; Donald B. - Big Flats NY
| Patent | Date |
|---|---|
| N-port reconfigurable DWDM multiplexer and demultiplexer Grant 6,137,927 - Keck , et al. October 24, 2 | 2000-10-24 |
| Aperiodic Mach-Zehnder optical filters Grant 6,088,494 - Keck , et al. July 11, 2 | 2000-07-11 |
| Dispersion managed optical waveguide Grant 6,044,191 - Berkey , et al. March 28, 2 | 2000-03-28 |
| Dispersion managed optical waveguide Grant 5,894,537 - Berkey , et al. April 13, 1 | 1999-04-13 |
| Low reflectivity fiber bragg grating with rectangular reflection function Grant 5,668,901 - Keck , et al. September 16, 1 | 1997-09-16 |
| MxO multiplex demultiplex component Grant 5,636,300 - Keck , et al. June 3, 1 | 1997-06-03 |
| Solitons in dispersion flattened waveguide Grant 5,579,428 - Evans , et al. November 26, 1 | 1996-11-26 |
| Optical fiber bendable coupler/switch device Grant 5,353,363 - Keck , et al. October 4, 1 | 1994-10-04 |
| Optic coupler Grant 4,948,217 - Keck , et al. August 14, 1 | 1990-08-14 |
| Dielectric waveguide sensors and their use in immunoassays Grant 4,880,752 - Keck , et al. November 14, 1 | 1989-11-14 |
| Method of making low loss fiber optic coupler Grant 4,799,949 - Keck , et al. January 24, 1 | 1989-01-24 |
| Optical fiber-device interconnection and method Grant 4,767,430 - Deneka , et al. August 30, 1 | 1988-08-30 |
| Method for drawing fiber optic coupler Grant 4,704,151 - Keck November 3, 1 | 1987-11-03 |
| Method of forming laminated single polarization fiber Grant 4,494,968 - Bhagavatula , et al. January 22, 1 | 1985-01-22 |
| Polarization retaining single-mode optical waveguide Grant 4,478,489 - Blankenship , et al. October 23, 1 | 1984-10-23 |
| Multiple core optical waveguide for secure transmission Grant 4,436,368 - Keck March 13, 1 | 1984-03-13 |
| Polarization retaining single-mode optical waveguide Grant 4,415,230 - Keck November 15, 1 | 1983-11-15 |
| Method of making polarization retaining single-mode optical waveguide Grant 4,360,371 - Blankenship , et al. November 23, 1 | 1982-11-23 |
| Method of effecting coupling of selected modes in an optical waveguide Grant 4,236,786 - Keck December 2, 1 | 1980-12-02 |
| Method of forming planar optical waveguides Grant 3,934,061 - Keck , et al. January 20, 1 | 1976-01-20 |
| Optical waveguide having optimal index gradient Grant 3,904,268 - Keck , et al. September 9, 1 | 1975-09-09 |
| Planar Optical Waveguide Grant 3,806,223 - Keck , et al. April 23, 1 | 1974-04-23 |
| Optical Waveguide Light Source Coupler Grant 3,779,628 - Kapron , et al. December 18, 1 | 1973-12-18 |
| Light Source Coupler For Optical Waveguide Grant 3,780,295 - Kapron , et al. December 18, 1 | 1973-12-18 |
| Method Of Forming Optical Waveguide Fibers Grant 3,775,075 - Keck , et al. November 27, 1 | 1973-11-27 |
| Optical Waveguide Mode Discriminator Grant 3,761,716 - Kapron , et al. September 25, 1 | 1973-09-25 |
| Optical Waveguide Light Modulator Grant 3,756,690 - Borrelli , et al. September 4, 1 | 1973-09-04 |
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