Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7307666 | Transmitter identification system | Yiyan Wu, Xianbin Wang, Sébastien Laflèche, Benoit Ledoux | 2007-12-11 |
| 7202914 | Digital television transmitter identification system using pseudo-random sequences | Yiyan Wu, Xianbin Wang, Sébastien Laflèche, Benoit Ledoux | 2007-04-10 |
| 6944120 | Method and system for tiered digital television terrestrial broadcasting services using multi-bit-stream frequency interleaved OFDM | Yiyan Wu | 2005-09-13 |
| 6138800 | Rail vehicle brake device | Jean-Michel Deramaux | 2000-10-31 |
| 6116382 | Braking device for a railway vehicle | Jean-Michel Deramaux | 2000-09-12 |
| 5719972 | Optical switch | Warren Hale Lewis | 1998-02-17 |
| 5345754 | Process and mechanism for joining members | Jean-Michel Deramaux | 1994-09-13 |
| 5311614 | Single mode fiber optic variable attenuator with supported optical fiber | Warren Hale Lewis, Gregory Powers, John C. Hoffer | 1994-05-10 |
| 5050951 | Optical matrix switch with longitudinally configured switch elements | Dennis R. Leber, Paul R. Reitz | 1991-09-24 |
| 5048916 | Fiber optic connection system | — | 1991-09-17 |
| 5048910 | Optical matrix switch for multiple input/output port configurations | — | 1991-09-17 |
| 5002355 | Optical matrix switch with coupler elements | — | 1991-03-26 |
| 4878731 | Fiber optic connector including ferrule with filter isolator | Pamela R. Gutterman, Dale D. Murray | 1989-11-07 |
| 4846564 | Packaging a bare optical fiber interconnection | John C. Hoffer | 1989-07-11 |
| 4773725 | Termination of a fiber optic transmission member and method therefore | John J. Ashman | 1988-09-27 |
| 4759600 | Holder for fiber optic connectors | John C. Hoffer | 1988-07-26 |
| 4741590 | Fiber optic connector | — | 1988-05-03 |
| 4685764 | Splice organizer for optical cable splices | John C. Hoffer, Martin R. Rupert | 1987-08-11 |
| 4666240 | Splice organizer for optical cable splices | John C. Hoffer, Martin R. Rupert | 1987-05-19 |
| 4666241 | Fiber optic connector and method for terminating fiber optic transmission members | — | 1987-05-19 |
| 4648688 | Connector for fiber optic member including polishing fixture and method of terminating same | John J. Ashman | 1987-03-10 |
| 4614402 | Fiber optic connector and method of terminating fiber optic transmission members | Ronald F. Cooper | 1986-09-30 |
| 4547039 | Housing mountable on printed circuit board to interconnect fiber optic connectors | John C. Hoffer | 1985-10-15 |
| 4534616 | Fiber optic connector having lens | Terry Patrick Bowen, Ronald F. Cooper, Douglas W. Glover | 1985-08-13 |
| 4477146 | Optical waveguide connector | Terry Patrick Bowen, Douglas W. Glover, John C. Hoffer | 1984-10-16 |