Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Electrooptical directional coupler with traveling wave and alternating phase shift

Electrooptical directional coupler with traveling wave and alternating phase shift

US Patent 4732445 · Granted Mar 22, 1988

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Electro-optic modulator, the production method therefor and the block for implem2005
Grating-type optical filter with apodised spectral response2003
Optical multiplexer/demultiplexer with three waveguides2003
Optical multiplexer/demultiplexer with three waveguides2002
Monopole wideband antenna in uniplanar printed circuit technology, and transmiss1998
Process for forming a structure with integrated optical waveguide and mirror, an1994
Method for manufacturing strip optical waveguides1994
Transition element between electromagnetic waveguides, notably between a circula1993
Method for making an integrated light guide detector structure made of a semicon1993
Integrated single-mode isolator waveguide and application to a semiconductor las1991
Process for locally increasing the refractive indexes of an electrooptical mater1990
Microwave transmission line of the symmetrical type and with two coplanar conduc1989