Hung-Jen Tien

Person

Shanhua Township, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Door opener capable of controlling door closing speed
- Patent number 11,851,935
- Issue date Dec 26, 2023
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door opener with adjustable screw rod
- Patent number 11,834,889
- Issue date Dec 5, 2023
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door opener having an anti-loose linking unit
- Patent number 11,828,097
- Issue date Nov 28, 2023
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Driving device for a door opener
- Patent number 11,795,751
- Issue date Oct 24, 2023
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door lock with reinforced fireproof function
- Patent number 11,753,848
- Issue date Sep 12, 2023
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Door opener with exposed control panel
- Patent number 11,629,544
- Issue date Apr 18, 2023
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Electric door lock
- Patent number 10,267,063
- Issue date Apr 23, 2019
- I-TEK Metal Mfg. Co., Ltd.
- Hsi-Ting Lin
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Modularized electric door lock
- Patent number 10,208,508
- Issue date Feb 19, 2019
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- G07 - CHECKING-DEVICES
Information Patent Grant
Panic exit door lock with an indication of a locking state
- Patent number 9,435,141
- Issue date Sep 6, 2016
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Outer operating device for a door lock
- Patent number 9,353,547
- Issue date May 31, 2016
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Panic exit door lock with an indication of a locking state
- Patent number 9,273,495
- Issue date Mar 1, 2016
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Driving member for an outer operational device of a door lock
- Patent number 9,145,709
- Issue date Sep 29, 2015
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Lock cylinder for a door lock
- Patent number 9,145,712
- Issue date Sep 29, 2015
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Latch with an automatic locking function for a double door
- Patent number 8,979,140
- Issue date Mar 17, 2015
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Outer operational device for a door lock
- Patent number 8,826,705
- Issue date Sep 9, 2014
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Latch assembly for a passageway door lock
- Patent number 8,702,132
- Issue date Apr 22, 2014
- I-Tek Metal Mfg., Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Latch device with a clutch function
- Patent number 8,641,104
- Issue date Feb 4, 2014
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Stop device for door lock for panic exit door
- Patent number 8,544,897
- Issue date Oct 1, 2013
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Latch assembly with a safety device for a fireproof door lock
- Patent number 8,523,248
- Issue date Sep 3, 2013
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Outer operational device for panic exit door lock
- Patent number 8,267,442
- Issue date Sep 18, 2012
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Adjustable driving mechanism for panic exit door lock
- Patent number 8,201,857
- Issue date Jun 19, 2012
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Dogging device for latch assembly
- Patent number 8,070,192
- Issue date Dec 6, 2011
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Adjustable driving mechanism for panic door lock
- Patent number 8,042,843
- Issue date Oct 25, 2011
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Latch device for panic door lock with anti-picking function
- Patent number 8,029,027
- Issue date Oct 4, 2011
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Outer operational device for panic exit door lock
- Patent number 8,011,702
- Issue date Sep 6, 2011
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Mortise lock for ordinary door and panic door
- Patent number 7,836,738
- Issue date Nov 23, 2010
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Panic exit door lock allowing locking on both sides
- Patent number 7,634,927
- Issue date Dec 22, 2009
- I-TEK Metal Mfg. Co., Ltd.
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Interchangeable handle assembly for lock
- Patent number 7,281,738
- Issue date Oct 16, 2007
- I-Tek Metal Mfg, Co., Ltd.
- Mu-Lin Shen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
DOOR OPENER WITH ADJUSTABLE SCREW ROD
- Publication number 20230133080
- Publication date May 4, 2023
- I-TEK METAL MFG. CO., LTD
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DOOR OPENER WITH EXPOSED CONTROL PANEL
- Publication number 20230127272
- Publication date Apr 27, 2023
- I-TEK METAL MFG. CO., LTD
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
EASY-TO-INSTALL DOOR OPENER
- Publication number 20230104006
- Publication date Apr 6, 2023
- I-TEK METAL MFG. CO., LTD
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DRIVING DEVICE FOR A DOOR OPENER
- Publication number 20230097041
- Publication date Mar 30, 2023
- I-TEK METAL MFG. CO., LTD
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
DOOR LOCK WITH REINFORCED FIREPROOF FUNCTION
- Publication number 20220235575
- Publication date Jul 28, 2022
- I-TEK METAL MFG. CO., LTD
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Latch Guiding And Coupling Device
- Publication number 20200131801
- Publication date Apr 30, 2020
- I-TEK METAL MFG. CO., LTD
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Modularized Electric Door Lock
- Publication number 20180171666
- Publication date Jun 21, 2018
- I-TEK METAL MFG. CO., LTD
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Electric Door Lock
- Publication number 20180171672
- Publication date Jun 21, 2018
- I-TEK METAL MFG. CO., LTD
- Hsi-Ting Lin
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Outer Operating Device for a Door Lock
- Publication number 20160097218
- Publication date Apr 7, 2016
- I-TEK METAL MFG. CO., LTD
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Panic Exit Door Lock with an Indication of a Locking State
- Publication number 20150252592
- Publication date Sep 10, 2015
- I-TEK METAL MFG. CO., LTD
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Panic Exit Door Lock with an Indication of a Locking State
- Publication number 20150167354
- Publication date Jun 18, 2015
- I-TEK METAL MFG. CO., LTD
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Latch with an Automatic Locking Function for a Double Door
- Publication number 20140265355
- Publication date Sep 18, 2014
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Outer Operational Device for a Door Lock
- Publication number 20140165669
- Publication date Jun 19, 2014
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Driving Member for an Outer Operational Device of a Door Lock
- Publication number 20140165749
- Publication date Jun 19, 2014
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Latch Assembly for a Passageway Door Lock
- Publication number 20130127184
- Publication date May 23, 2013
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Latch Assembly with a Safety Device for a Fireproof Door Lock
- Publication number 20130093195
- Publication date Apr 18, 2013
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Operative Member for a Door Lock
- Publication number 20130001960
- Publication date Jan 3, 2013
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Stop Device for Door Lock for Panic Exit Door
- Publication number 20120256428
- Publication date Oct 11, 2012
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Clutch Mechanism for Outer Handle Device of Door Lock
- Publication number 20110248518
- Publication date Oct 13, 2011
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Adjustable Driving Mechanism for Panic Exit Door Lock
- Publication number 20110239712
- Publication date Oct 6, 2011
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Outer Operational Device For panic Exit Door Lock
- Publication number 20100140961
- Publication date Jun 10, 2010
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Outer Operational Device for Panic Exit Door Lock
- Publication number 20100109352
- Publication date May 6, 2010
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Latch Device for Panic Door Lock with Anti-Picking Function
- Publication number 20100043505
- Publication date Feb 25, 2010
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Mortise Lock for Ordinary Door and Panic Door
- Publication number 20090314043
- Publication date Dec 24, 2009
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Adjustable Driving Mechanism for Panic Door Lock
- Publication number 20090266120
- Publication date Oct 29, 2009
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Dogging Device for Latch Assembly
- Publication number 20090174194
- Publication date Jul 9, 2009
- Hung-Jen Tien
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
INTERCHANGEABLE HANDLE ASSEMBLY FOR LOCK
- Publication number 20070170731
- Publication date Jul 26, 2007
- I-TEK METAL MFG. CO., LTD.
- Mu-Lin Shen
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Hung-Jen Tien

Person

Patents Grantslast 30 patents

Door opener capable of controlling door closing speed

Door opener with adjustable screw rod

Door opener having an anti-loose linking unit

Driving device for a door opener

Door lock with reinforced fireproof function

Door opener with exposed control panel

Electric door lock

Modularized electric door lock

Panic exit door lock with an indication of a locking state

Outer operating device for a door lock

Panic exit door lock with an indication of a locking state

Driving member for an outer operational device of a door lock

Lock cylinder for a door lock

Latch with an automatic locking function for a double door

Outer operational device for a door lock

Latch assembly for a passageway door lock

Latch device with a clutch function

Stop device for door lock for panic exit door

Latch assembly with a safety device for a fireproof door lock

Outer operational device for panic exit door lock

Adjustable driving mechanism for panic exit door lock

Dogging device for latch assembly

Adjustable driving mechanism for panic door lock

Latch device for panic door lock with anti-picking function

Outer operational device for panic exit door lock

Mortise lock for ordinary door and panic door

Panic exit door lock allowing locking on both sides

Interchangeable handle assembly for lock

Patents Applicationslast 30 patents

DOOR OPENER WITH ADJUSTABLE SCREW ROD

DOOR OPENER WITH EXPOSED CONTROL PANEL

EASY-TO-INSTALL DOOR OPENER

DRIVING DEVICE FOR A DOOR OPENER

DOOR LOCK WITH REINFORCED FIREPROOF FUNCTION

Latch Guiding And Coupling Device

Modularized Electric Door Lock

Electric Door Lock

Outer Operating Device for a Door Lock

Panic Exit Door Lock with an Indication of a Locking State

Panic Exit Door Lock with an Indication of a Locking State

Latch with an Automatic Locking Function for a Double Door

Outer Operational Device for a Door Lock

Driving Member for an Outer Operational Device of a Door Lock

Latch Assembly for a Passageway Door Lock

Latch Assembly with a Safety Device for a Fireproof Door Lock

Operative Member for a Door Lock

Stop Device for Door Lock for Panic Exit Door

Clutch Mechanism for Outer Handle Device of Door Lock

Adjustable Driving Mechanism for Panic Exit Door Lock

Outer Operational Device For panic Exit Door Lock

Outer Operational Device for Panic Exit Door Lock

Latch Device for Panic Door Lock with Anti-Picking Function

Mortise Lock for Ordinary Door and Panic Door

Adjustable Driving Mechanism for Panic Door Lock

Dogging Device for Latch Assembly

INTERCHANGEABLE HANDLE ASSEMBLY FOR LOCK