Assignee
HM ELECTRONICS INC
US66 patents
Top patents by PatentIndex Score
US6003015ADec 14, 1999
Order confirmation system and method of using same
HM ELECTRONICS INC190 citations95
US10993088B1Apr 27, 2021
Systems and methods for using role-based voice communication channels in quick-service restaurants
HM ELECTRONICS INC23 citations93
US5784685AJul 21, 1998
Wireless intercom communication system and method of using same
HM ELECTRONICS INC68 citations93
USD310368SSep 4, 1990
Wireless microphone
HM ELECTRONICS INC78 citations93
US9408022B1Aug 2, 2016
System and method for configuring communication devices
HM ELECTRONICS INC22 citations92
US6522765B1Feb 18, 2003
Headset communication system and method of using same
HM ELECTRONICS INC36 citations91
US5235728AAug 17, 1993
Fastening device for portable equipment and method of using same
HM ELECTRONICS INC48 citations91
US5685734ANov 11, 1997
Universally adaptable electrical connector and method of using same
HM ELECTRONICS INC43 citations90
US5349281ASep 20, 1994
Battery charging system and method of using same
HM ELECTRONICS INC76 citations90
US5305132AApr 19, 1994
Optical wavelength communication system and method of using same
HM ELECTRONICS INC42 citations90
US5027433AJun 25, 1991
Remote infrared transceiver and method of using same
HM ELECTRONICS INC51 citations89
US4767977AAug 30, 1988
Battery charger
HM ELECTRONICS INC53 citations87
US7920539B2Apr 5, 2011
Communication system and method
HM ELECTRONICS INC43 citations86
US4882770ANov 21, 1989
Wireless optical communication system
HM ELECTRONICS INC47 citations86
US5698961ADec 16, 1997
Battery analyzer/conditioner system and method of using same
HM ELECTRONICS INC23 citations85
US5321848AJun 14, 1994
Drive-up station full duplex communication system and method of using same
HM ELECTRONICS INC46 citations85
US5220677AJun 15, 1993
Method and apparatus for establishing communication paths with requesting customer stations
HM ELECTRONICS INC22 citations85
US11895675B2Feb 6, 2024
Systems and methods for automatically assigning voice communication channels to employees in quick service restaurants
HM ELECTRONICS INC6 citations84
US11665713B2May 30, 2023
Systems and methods for automatically assigning voice communication channels
HM ELECTRONICS INC6 citations84
US11463491B2Oct 4, 2022
Systems and methods for DC power and data communication over a single pair of wires, for a quick-service restaurant
HM ELECTRONICS INC5 citations84
US11452073B2Sep 20, 2022
Systems and methods for automatically assigning voice communication channels to employees in quick service restaurants
HM ELECTRONICS INC10 citations84
US11310634B2Apr 19, 2022
Systems and methods for using role-based voice communication channels
HM ELECTRONICS INC9 citations84
US10484241B2Nov 19, 2019
System and method for configuring communication devices
HM ELECTRONICS INC5 citations84
US10263843B2Apr 16, 2019
System and method for configuring communication devices
HM ELECTRONICS INC5 citations84
US9917731B1Mar 13, 2018
System and method for configuring communication devices
HM ELECTRONICS INC7 citations84
US9484041B1Nov 1, 2016
Backward-compatible communication system components
HM ELECTRONICS INC13 citations84
USD497357SOct 19, 2004
Wireless headset
HM ELECTRONICS INC41 citations83
US6157908ADec 5, 2000
Order point communication system and method
HM ELECTRONICS INC18 citations83
US5512891AApr 30, 1996
Drive-up station vehicle detection system and method of using same
HM ELECTRONICS INC25 citations80
US5253095AOct 12, 1993
Full duplex communication system and method of using same
HM ELECTRONICS INC20 citations79
US5177427AJan 5, 1993
Battery charging system and method for preventing false switching from fast charge to trickle charge
HM ELECTRONICS INC20 citations76
US10826765B2Nov 3, 2020
System and method for configuring communication devices
HM ELECTRONICS INC2 citations73
US10756973B1Aug 25, 2020
System and method for configuring communication devices
HM ELECTRONICS INC1 citations73
US10756972B1Aug 25, 2020
System and method for configuring communication devices
HM ELECTRONICS INC1 citations73
US9443275B1Sep 13, 2016
Facilitating ordering at an order point via smart ordering devices
HM ELECTRONICS INC5 citations73
US6020085AFeb 1, 2000
Battery pack construction and method of using same
HM ELECTRONICS INC13 citations72
US4977610ADec 11, 1990
Wireless communication apparatus and method of operating same
HM ELECTRONICS INC10 citations72
US4815143AMar 21, 1989
Wireless microphone
HM ELECTRONICS INC19 citations71
USD438508SMar 6, 2001
Battery pack
HM ELECTRONICS INC10 citations70
US4754230AJun 28, 1988
Compandorized system clipping suppressing arrangement
HM ELECTRONICS INC18 citations69
US5484668AJan 16, 1996
Universally adaptable battery charger connector and method of using same
HM ELECTRONICS INC12 citations68
US5203017AApr 13, 1993
Method and apparatus for establishing wireless communication with multiple customer stations
HM ELECTRONICS INC16 citations66
US10924906B1Feb 16, 2021
Systems and methods for secure localized communications in a local communications network
HM ELECTRONICS INC3 citations65
US12340430B2Jun 24, 2025
Systems and methods for dc power and data communication over a single pair of wires, for a quick-service restaurant
HM ELECTRONICS INC0 citations62
US11778005B2Oct 3, 2023
Systems and methods for DC power and data communication over a single pair of wires, for a quick-service restaurant
HM ELECTRONICS INC1 citations62
US11652687B2May 16, 2023
System and method for configuring communication devices
HM ELECTRONICS INC0 citations62
US9885799B1Feb 6, 2018
Vehicle detection loop and loop deterioration assessment
HM ELECTRONICS INC2 citations62
US12408010B2Sep 2, 2025
Systems and methods for using role-based voice communication channels
HM ELECTRONICS INC0 citations61
US12302365B2May 13, 2025
Systems and methods for automatically assigning voice communication channels to employees in quick service restaurants
HM ELECTRONICS INC0 citations61
US12095951B2Sep 17, 2024
Systems and methods for providing headset voice control to employees in quick-service restaurants
HM ELECTRONICS INC0 citations61
Showing the top 50 of 66 patents by PatentIndex Score.