Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Monolithically integrated WDM demultiplex module and method of manufacture of such module

Monolithically integrated WDM demultiplex module and method of manufacture of such module

US Patent 4747649 · Granted May 31, 1988

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Apparatus and method for evaluation of spectral properties of a measurement obje2019
MEMS microphone2013
Electrical module comprising a MEMS microphone2012
SAW-component having a reduced temperature path and method for the production th2009
SAW component having an improved temperature coefficient2008
Device based on partially oxidized porous silicon and method for its production2008
Tunable semiconductor laser and production method2006
Thermo-optical waveguide switch2005
Method for coupling a surface-oriented opto-electronic element with an optical f2004
Method for stabilizing the wavelength of a laser and arrangement for implementin2002
Semiconductor light source formed of layer stack with total thickness of 50 micr2000
Integrated optical arrangement of ridge waveguides on a substrate1998