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Leon Yulkowski

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  • Bloomfield Hills, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Door monitoring system
    • Patent number 11,713,608
    • Issue date Aug 1, 2023
    • TD IP Holdco, LLC
    • Patricia Yulkowski
    • G07 - CHECKING-DEVICES
  • Information Patent Grant

    Concealed electrical door operator
    • Patent number 11,199,041
    • Issue date Dec 14, 2021
    • TD IP Holdco, LLC
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door operator and clutch
    • Patent number 11,098,517
    • Issue date Aug 24, 2021
    • TD IP Holdco, LLC
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door monitoring system
    • Patent number 11,028,630
    • Issue date Jun 8, 2021
    • TD IP Holdco, LLC
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door monitoring system
    • Patent number 10,415,294
    • Issue date Sep 17, 2019
    • TD IP Holdco, LLC
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door operator and clutch
    • Patent number 10,378,262
    • Issue date Aug 13, 2019
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Concealed electrical door operator
    • Patent number 10,221,609
    • Issue date Mar 5, 2019
    • Globe Motors, Inc.
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door monitoring system
    • Patent number 10,024,096
    • Issue date Jul 17, 2018
    • TP IP HOLDCO, LLC
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Gear assembly with spiral gears
    • Patent number 9,651,130
    • Issue date May 16, 2017
    • TD IP Holdco, LLC
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door monitoring system
    • Patent number 9,536,357
    • Issue date Jan 3, 2017
    • TD IP Holdco, LLC
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door monitoring system
    • Patent number 8,907,791
    • Issue date Dec 9, 2014
    • TD IP Holdco, LLC
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Electrical door operator
    • Patent number 8,844,200
    • Issue date Sep 30, 2014
    • Globe Motors, Inc.
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door monitoring system
    • Patent number 8,653,982
    • Issue date Feb 18, 2014
    • Openings
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Concealed electrical door operator
    • Patent number 8,261,491
    • Issue date Sep 11, 2012
    • Globe Motors, Inc.
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door and door closer assembly
    • Patent number 6,705,047
    • Issue date Mar 16, 2004
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door lock system
    • Patent number 6,259,352
    • Issue date Jul 10, 2001
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door with integrated fire exit device
    • Patent number 6,183,023
    • Issue date Feb 6, 2001
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door with integrated smoke detector and hold open
    • Patent number 6,049,287
    • Issue date Apr 11, 2000
    • Leon Yulkowski
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Suspension for hinged door
    • Patent number 5,400,474
    • Issue date Mar 28, 1995
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door construction having improved locking assembly
    • Patent number 5,349,782
    • Issue date Sep 27, 1994
    • Leon B. Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Suspension for hinged door
    • Patent number 5,297,315
    • Issue date Mar 29, 1994
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door construction
    • Patent number 4,545,607
    • Issue date Oct 8, 1985
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door construction
    • Patent number 4,093,284
    • Issue date Jun 6, 1978
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door hinge
    • Patent number 3,973,289
    • Issue date Aug 10, 1976
    • Leon B. Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Grant

    Door construction
    • Patent number 3,969,845
    • Issue date Jul 20, 1976
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

  • Information Patent Application

    DOOR MONITORING SYSTEM
    • Publication number 20240084635
    • Publication date Mar 14, 2024
    • TD IP HOLDCO, LLC
    • Patricia Yulkowski
    • G07 - CHECKING-DEVICES
  • Information Patent Application

    CONCEALED ELECTRICAL DOOR OPERATOR
    • Publication number 20220136313
    • Publication date May 5, 2022
    • Globe Motors, Inc.
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR OPERATOR AND CLUTCH
    • Publication number 20220010606
    • Publication date Jan 13, 2022
    • TD IP HOLDCO, LLC
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR MONITORING SYSTEM
    • Publication number 20210404236
    • Publication date Dec 30, 2021
    • TD IP HOLDCO, LLC
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR OPERATOR AND CLUTCH
    • Publication number 20200165857
    • Publication date May 28, 2020
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR MONITORING SYSTEM
    • Publication number 20200071982
    • Publication date Mar 5, 2020
    • TD IP HOLDCO, LLC
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    CONCEALED ELECTRICAL DOOR OPERATOR
    • Publication number 20190169912
    • Publication date Jun 6, 2019
    • Globe Motors, Inc.
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR MONITORING SYSTEM
    • Publication number 20180371817
    • Publication date Dec 27, 2018
    • TD IP HOLDCO, LLC
    • Patricia Yulkowski
    • G08 - SIGNALLING
  • Information Patent Application

    DOOR MONITORING SYSTEM
    • Publication number 20170152696
    • Publication date Jun 1, 2017
    • TD IP HOLDCO, LLC
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR OPERATOR AND CLUTCH
    • Publication number 20160115725
    • Publication date Apr 28, 2016
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    GEAR ASSEMBLY WITH SPIRAL GEARS
    • Publication number 20160033024
    • Publication date Feb 4, 2016
    • TD IP HOLDCO, LLC
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR MONITORING SYSTEM
    • Publication number 20150137963
    • Publication date May 21, 2015
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    ELECTRICAL DOOR OPERATOR
    • Publication number 20150059249
    • Publication date Mar 5, 2015
    • Total Door II, Inc.
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR MONITORING SYSTEM
    • Publication number 20140182206
    • Publication date Jul 3, 2014
    • Openings LP
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    CONCEALED ELECTRICAL DOOR OPERATOR
    • Publication number 20130118079
    • Publication date May 16, 2013
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    DOOR MONITORING SYSTEM
    • Publication number 20110016971
    • Publication date Jan 27, 2011
    • OPENINGS, LP
    • Patricia Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    ELECTRICAL DOOR OPERATOR
    • Publication number 20100242368
    • Publication date Sep 30, 2010
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    CONCEALED ELECTRICAL DOOR OPERATOR
    • Publication number 20090249699
    • Publication date Oct 8, 2009
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
  • Information Patent Application

    Fire door assembly
    • Publication number 20030033786
    • Publication date Feb 20, 2003
    • Leon Yulkowski
    • E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
  • Information Patent Application

    Door and door closer assembly
    • Publication number 20020170249
    • Publication date Nov 21, 2002
    • Leon Yulkowski
    • E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES