Inventor
PATEL VIPULKUMAR K
US36 patents
⚠️ This page may combine multiple inventors who share the name “PATEL VIPULKUMAR K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CISCO TECH INC
34 patentsUS11762155B2Sep 19, 2023
Photonics packaging platform
CISCO TECH INC20 citations93
US11073661B1Jul 27, 2021
Optical waveguide emitter with turning waveguide section
CISCO TECH INC6 citations73
US11181689B2Nov 23, 2021
Low temperature solder in a photonic device
CISCO TECH INC5 citations72
US11029475B2Jun 8, 2021
Frame lid for in-package optics
CISCO TECH INC4 citations72
US10969546B2Apr 6, 2021
Electro-optic modulator with monocrystalline semiconductor waveguides
CISCO TECH INC4 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
US11353668B2Jun 7, 2022
Packaging with substrate and printed circuit board cutouts
CISCO TECH INC5 citations70
US12571973B2Mar 10, 2026
Electro-optical circuit
CISCO TECH INC0 citations62
US11728616B2Aug 15, 2023
III-V laser platforms on silicon with through silicon vias by wafer scale bonding
CISCO TECH INC0 citations62
US11693200B2Jul 4, 2023
Double bonding when fabricating an optical device
CISCO TECH INC0 citations62
US11675130B2Jun 13, 2023
Splicing optical fibers to photonic integrated circuits
CISCO TECH INC1 citations62
US11418005B2Aug 16, 2022
Variable confinement hybrid oscillator power amplifier
CISCO TECH INC0 citations62
US11245250B2Feb 8, 2022
Quantum dot comb laser
CISCO TECH INC0 citations62
US11081856B2Aug 3, 2021
III-V laser platforms on silicon with through silicon vias by wafer scale bonding
CISCO TECH INC0 citations62
US11018473B1May 25, 2021
Selective-area growth of III-V materials for integration with silicon photonics
CISCO TECH INC0 citations62
US12066663B2Aug 20, 2024
Opto-electrical flexible glass interposer
CISCO TECH INC0 citations61
US11906824B2Feb 20, 2024
Optical modulator using monocrystalline and polycrystalline silicon
CISCO TECH INC0 citations61
US11810877B2Nov 7, 2023
Integrated decoupling capacitors
CISCO TECH INC1 citations61
US11619838B2Apr 4, 2023
Optical modulator using monocrystalline and polycrystalline silicon
CISCO TECH INC0 citations61
US11227847B2Jan 18, 2022
Integrated decoupling capacitors
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
US11480730B2Oct 25, 2022
Silicon photonics platform with integrated oxide trench edge coupler structure
CISCO TECH INC0 citations60
US11067750B2Jul 20, 2021
Silicon photonics platform with integrated oxide trench edge coupler structure
CISCO TECH INC1 citations60
US11067765B2Jul 20, 2021
Evanescent coupling of photodiode with optical waveguide
CISCO TECH INC0 citations60
US11555972B2Jan 17, 2023
Connecting optical connector with co-packaged optical device
CISCO TECH INC0 citations59
US11391897B2Jul 19, 2022
Stiffener device providing external connections to co-packaged optical devices
CISCO TECH INC1 citations59
US11728622B2Aug 15, 2023
Single-facet, variable-confinement optical waveguide amplifier
CISCO TECH INC0 citations52
US11391888B2Jul 19, 2022
Wafer-scale fabrication of optical apparatus
CISCO TECH INC0 citations52
US11462885B2Oct 4, 2022
Variable-confinement monolithic master oscillator power amplifier
CISCO TECH INC0 citations51
US12504590B2Dec 23, 2025
Optical wafer-level package
CISCO TECH INC0 citations50
US11513375B2Nov 29, 2022
Silicon thermal-optic phase shifter with improved optical performance
CISCO TECH INC0 citations50
US12461304B2Nov 4, 2025
Optical packaging features for mechanical stability and optical fiber coupling
CISCO TECH INC0 citations47