Inventor
CARPER DUANE S
US42 patents
⚠️ This page may combine multiple inventors who share the name “CARPER DUANE S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GM GLOBAL TECH OPERATIONS LLC
37 patentsUS10381704B2Aug 13, 2019
Embedded broadband glass coplanar waveguide coupler
GM GLOBAL TECH OPERATIONS LLC8 citations84
US10707554B2Jul 7, 2020
Wideband transparent elliptical antenna applique for attachment to glass
GM GLOBAL TECH OPERATIONS LLC2 citations73
US10530036B2Jan 7, 2020
Dualband flexible antenna with segmented surface treatment
GM GLOBAL TECH OPERATIONS LLC3 citations73
US10490877B2Nov 26, 2019
CPW-fed circularly polarized applique antennas for GPS and SDARS bands
GM GLOBAL TECH OPERATIONS LLC4 citations73
US10424825B2Sep 24, 2019
Traveling wave LTE antenna for dual band and beam control
GM GLOBAL TECH OPERATIONS LLC2 citations73
US10205216B2Feb 12, 2019
Thin film antenna to FAKRA connector
GM GLOBAL TECH OPERATIONS LLC3 citations73
US9882287B2Jan 30, 2018
Co-linear AM/FM and DSRC antenna
GM GLOBAL TECH OPERATIONS LLC3 citations73
US9571172B2Feb 14, 2017
Method of maximizing MIMO throughput by placing antennas in a vehicle
GM GLOBAL TECH OPERATIONS LLC3 citations72
US10214163B2Feb 26, 2019
Apparatus for smart antenna sharing in a vehicle and methods for implementing the apparatus
GM GLOBAL TECH OPERATIONS LLC4 citations71
US11444367B2Sep 13, 2022
Glass-mounted antenna package for a motor vehicle
GM GLOBAL TECH OPERATIONS LLC3 citations68
US12592479B2Mar 31, 2026
Wideband spiral antenna system for a vehicle
GM GLOBAL TECH OPERATIONS LLC0 citations62
US10707553B2Jul 7, 2020
CPW-fed modified sleeve monopole for GPS, GLONASS, and SDARS bands
GM GLOBAL TECH OPERATIONS LLC1 citations62
US10608330B2Mar 31, 2020
Method and apparatus to conceal near transparent conductors
GM GLOBAL TECH OPERATIONS LLC1 citations62
US10498008B1Dec 3, 2019
Transparent pane assembly with integrated antenna
GM GLOBAL TECH OPERATIONS LLC1 citations62
US10446907B2Oct 15, 2019
Impedance surface treatment for mitigating surface waves and improving gain of antennas on glass
GM GLOBAL TECH OPERATIONS LLC1 citations62
US10396427B2Aug 27, 2019
Dual polarized wideband LTE thin film antenna
GM GLOBAL TECH OPERATIONS LLC1 citations62
US10320053B2Jun 11, 2019
Wideband coplanar waveguide fed monopole applique antennas
GM GLOBAL TECH OPERATIONS LLC1 citations62
US12046805B2Jul 23, 2024
Self contained and self sealing galvanic grounding antenna mount
GM GLOBAL TECH OPERATIONS LLC0 citations61
US10522904B2Dec 31, 2019
Transparent pane assembly with integrated antenna system
GM GLOBAL TECH OPERATIONS LLC1 citations61
US10560205B2Feb 11, 2020
Detecting satellite radio reception interference
GM GLOBAL TECH OPERATIONS LLC1 citations60
US11630158B1Apr 18, 2023
System for electro-magnetic induction spectroscopy (EMIS) of battery cells while forming and cycling
GM GLOBAL TECH OPERATIONS LLC0 citations59
US11735823B2Aug 22, 2023
Coplanar antenna structure having a wide slot
GM GLOBAL TECH OPERATIONS LLC0 citations58
US11637357B2Apr 25, 2023
Windshield embedded multiband GNSS transparent antenna with a multiband electromagnetic coupler
GM GLOBAL TECH OPERATIONS LLC0 citations57
US11870139B2Jan 9, 2024
Stamped antenna molding technique
GM GLOBAL TECH OPERATIONS LLC0 citations56
US9985343B2May 29, 2018
Optimal camera and antenna integration
GM GLOBAL TECH OPERATIONS LLC0 citations52
US12119855B2Oct 15, 2024
Single-cable radio antenna system for a vehicle
GM GLOBAL TECH OPERATIONS LLC0 citations51
US10511335B2Dec 17, 2019
Method and apparatus for adjacent band RF signal reception
GM GLOBAL TECH OPERATIONS LLC0 citations51
US9794983B2Oct 17, 2017
Embedded antenna system for a vehicle
GM GLOBAL TECH OPERATIONS LLC1 citations51
US9614741B2Apr 4, 2017
Vehicle antenna system and method for determining connectivity status thereof
GM GLOBAL TECH OPERATIONS LLC1 citations51
US9612997B1Apr 4, 2017
Multi-core processing unit
GM GLOBAL TECH OPERATIONS LLC1 citations51
US9509339B2Nov 29, 2016
High speed data communication in a vehicle
GM GLOBAL TECH OPERATIONS LLC1 citations51
US11876300B2Jan 16, 2024
Antenna system for a vehicle
GM GLOBAL TECH OPERATIONS LLC0 citations50
US9667286B1May 30, 2017
Receiver adjacent channel overload projection
GM GLOBAL TECH OPERATIONS LLC0 citations50
US10764993B2Sep 1, 2020
Method and apparatus for affixing a frequency selective surface to an antenna structure
GM GLOBAL TECH OPERATIONS LLC0 citations49
US12586911B2Mar 24, 2026
Antenna assembly mounted to an interior surface of a dielectric structure
GM GLOBAL TECH OPERATIONS LLC0 citations44
US10854940B2Dec 1, 2020
Window assembly having a coplanar waveguide to coplanar waveguide coupler for radio frequency devices
GM GLOBAL TECH OPERATIONS LLC0 citations42
US9780879B2Oct 3, 2017
Vehicle communication system having self-configuring optical interfaces
GM GLOBAL TECH OPERATIONS LLC0 citations40
GM GLOBAL TECH OPERATIONS INC
3 patentsUS9274156B2Mar 1, 2016
Antenna mast detection methods and systems
GM GLOBAL TECH OPERATIONS INC1 citations58
US9329218B2May 3, 2016
Antenna mast detection methods and systems
GM GLOBAL TECH OPERATIONS INC0 citations51
US9297844B2Mar 29, 2016
Antenna mast detection methods and systems
GM GLOBAL TECH OPERATIONS INC0 citations51