Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9075197 | Increased tolerance polarization converters | — | 2015-07-07 |
| 6714741 | Method and apparatus for monitoring an optical WDM network | Marco Van De Bergh, Harmen Joseph Sebastiaan Dorren, Jan Marcel Rijnders | 2004-03-30 |
| 5922216 | Method for manufacturing sharp waveguide branches in integrated optical circuits | J.o slashed.rgen Werngreen Pedersen, Fokke Hendrik Groen | 1999-07-13 |
| 5900957 | Optical packet-switched transmission network | — | 1999-05-04 |
| 5896474 | Optical network having protection configuration | Mattijs Oskar Van Deventer | 1999-04-20 |
| 5887092 | Optical non-linear branching element with MZ interferometer | — | 1999-03-23 |
| 5878181 | Optical non-linear branching element | — | 1999-03-02 |
| 5761353 | Optical coupling device and optical switch for use in the coupling device | Mattijs Oskar Van Deventer | 1998-06-02 |
| 5708734 | Polarisation-independent optical device | — | 1998-01-13 |
| 5696856 | Integrated optical polarisation splitter | — | 1997-12-09 |
| 5680236 | Integrated optical wavelength demultiplexer | — | 1997-10-21 |
| 5574808 | Optical switching device | — | 1996-11-12 |
| 5539845 | Integrated optical polarization converter with enhanced periodic coupling and method of fabricating same | — | 1996-07-23 |
| 5528708 | Method and appertaining pair of mask patterns for fabricating, with the application of double masking, integrated optical waveguide structures | — | 1996-06-18 |
| 5524156 | Polarization and wavelength independent optical power splitting circuit | — | 1996-06-04 |
| 5491763 | Optical hybrid with 3.times.3 coupling device | Mattijs Oskar Van Deventer | 1996-02-13 |
| 5375178 | Integrated optical polarization manipulating device | — | 1994-12-20 |
| 5364495 | Method of manufacturing sharp waveguide branches in integrated optical components | Eduard G. Metaal, Jorgen W. Pedersen | 1994-11-15 |
| 5325221 | Wavelength division multiplexer and demultiplexer | — | 1994-06-28 |
| 5285507 | Controllable polarisation transformer | — | 1994-02-08 |
| 5257330 | Polarization filter with intermediate optical waveguide which is monomodal for one polarization and bimodal for the other | — | 1993-10-26 |
| 5185828 | Optical waveguide (TE,TM) mode converter | — | 1993-02-09 |