Inventor
GOTHOSKAR PRAKASH B
US18 patents
Patents
18 patentsUS11886056B2Jan 30, 2024
Electro-optical modulator using waveguides with overlapping ridges
CISCO TECH INC1 citations72
US11754784B2Sep 12, 2023
Grating coupler
CISCO TECH INC2 citations72
US10969546B2Apr 6, 2021
Electro-optic modulator with monocrystalline semiconductor waveguides
CISCO TECH INC4 citations72
US10914892B2Feb 9, 2021
Germanium photodetector coupled to a waveguide
CISCO TECH INC5 citations72
US10598967B2Mar 24, 2020
Electro-optical modulator using waveguides with overlapping ridges
CISCO TECH INC1 citations72
US11042050B1Jun 22, 2021
Polarization splitter-rotator with embedded PIN structure
CISCO TECH INC5 citations71
US11036069B2Jun 15, 2021
Optical modulator using monocrystalline and polycrystalline silicon
CISCO TECH INC2 citations71
US12560831B2Feb 24, 2026
Electro-optical modulator using waveguides with overlapping ridges
CISCO TECH INC0 citations62
US11226505B2Jan 18, 2022
Electro-optical modulator using waveguides with overlapping ridges
CISCO TECH INC0 citations62
US11022757B1Jun 1, 2021
Using an anti-reflection coating with a grating coupler
CISCO TECH INC0 citations62
US11906824B2Feb 20, 2024
Optical modulator using monocrystalline and polycrystalline silicon
CISCO TECH INC0 citations61
US11619838B2Apr 4, 2023
Optical modulator using monocrystalline and polycrystalline silicon
CISCO TECH INC0 citations61
US12556299B2Feb 17, 2026
Optical system with offloaded optical components
CISCO TECH INC1 citations60
US11762159B2Sep 19, 2023
Evanescent coupling of photodiode with optical waveguide
CISCO TECH INC0 citations60
US11742451B2Aug 29, 2023
Integrate stressor with Ge photodiode using a substrate removal process
CISCO TECH INC0 citations60
US11067765B2Jul 20, 2021
Evanescent coupling of photodiode with optical waveguide
CISCO TECH INC0 citations60
US12092863B2Sep 17, 2024
Fabrication-tolerant on-chip multiplexers and demultiplexers
CISCO TECH INC0 citations51
US11513375B2Nov 29, 2022
Silicon thermal-optic phase shifter with improved optical performance
CISCO TECH INC0 citations50