TREA

Jun Ma

Follow

Person

  • Manchester, CT, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Modular elevator sheave assembly
    • Patent number 11,999,590
    • Issue date Jun 4, 2024
    • Otis Elevator Company
    • Jun Ma
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Belt with layered load bearing elements
    • Patent number 11,591,186
    • Issue date Feb 28, 2023
    • Otis Elevator Company
    • Jun Ma
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Modular sheave unit
    • Patent number 11,261,062
    • Issue date Mar 1, 2022
    • Otis Elevator Company
    • David R. Torlai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Compact belt termination assembly
    • Patent number 10,870,557
    • Issue date Dec 22, 2020
    • Otis Elevator Company
    • Jun Ma
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Unitized segmented sheave assembly
    • Patent number 10,822,202
    • Issue date Nov 3, 2020
    • Otis Elevator Company
    • Austin Lee
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Sheave for elevator system
    • Patent number 10,773,929
    • Issue date Sep 15, 2020
    • Otis Elevator Company
    • Jun Ma
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Elevator load bearing member
    • Patent number 9,365,395
    • Issue date Jun 14, 2016
    • Otis Elevator Company
    • Richard N. Fargo
    • D07 - ROPES CABLES OTHER THAN ELECTRIC
  • Information Patent Grant

    Modular handrail construction for a passenger conveyor handrail
    • Patent number 8,721,949
    • Issue date May 13, 2014
    • Otis Elevator Company
    • John P. Wesson
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Elevator load bearing member
    • Patent number 8,556,040
    • Issue date Oct 15, 2013
    • Otis Elevator Company
    • Richard N. Fargo
    • D07 - ROPES CABLES OTHER THAN ELECTRIC

Patents Applicationslast 30 patents

  • Information Patent Application

    ELEVATOR SUSPENSION MEMBER MONITORING
    • Publication number 20240174490
    • Publication date May 30, 2024
    • Otis Elevator Company
    • Alexander SERKH
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    MODULAR ELEVATOR SHEAVE ASSEMBLY
    • Publication number 20230211980
    • Publication date Jul 6, 2023
    • Otis Elevator Company
    • Jun MA
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    BELT WITH LAYERED LOAD BEARING ELEMENTS
    • Publication number 20230159303
    • Publication date May 25, 2023
    • Otis Elevator Company
    • Jun Ma
    • D07 - ROPES CABLES OTHER THAN ELECTRIC
  • Information Patent Application

    MODULAR SHEAVE UNIT
    • Publication number 20200346899
    • Publication date Nov 5, 2020
    • Otis Elevator Company
    • David R. Torlai
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BELT WITH LAYERED LOAD BEARING ELEMENTS
    • Publication number 20200039791
    • Publication date Feb 6, 2020
    • Otis Elevator Company
    • Jun Ma
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    COMPACT BELT TERMINATION ASSEMBLY
    • Publication number 20190112156
    • Publication date Apr 18, 2019
    • Otis Elevator Company
    • Jun Ma
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    UNITIZED SEGMENTED SHEAVE ASSEMBLY
    • Publication number 20190047826
    • Publication date Feb 14, 2019
    • Otis Elevator Company
    • Austin Lee
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    SHEAVE FOR ELEVATOR SYSTEM
    • Publication number 20170267497
    • Publication date Sep 21, 2017
    • Jun Ma
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    ELEVATOR LOAD BEARING MEMBER
    • Publication number 20140008153
    • Publication date Jan 9, 2014
    • Otis Elevator Company
    • Richard N. FARGO
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELEVATOR LOAD BEARING MEMBER
    • Publication number 20100236869
    • Publication date Sep 23, 2010
    • Richard N. Fargo
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    PASSENGER CONVEYOR HANDRAIL SPLICING TECHNIQUE
    • Publication number 20100115740
    • Publication date May 13, 2010
    • Changsheng Guo
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    MODULAR HANDRAIL CONSTRUCTION FOR A PASSENGER CONVEYOR HANDRAIL
    • Publication number 20100117263
    • Publication date May 13, 2010
    • John P. Wesson
    • B66 - HOISTING LIFTING HAULING