Yang-Jui Cheng

Person

TAIPEI CITY, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Handcuff ring with mechanism for enhanced locking and handcuffs hav...
- Patent number 12,134,920
- Issue date Nov 5, 2024
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Load-carrying fastener with rapid attachment and detachment and saf...
- Patent number 11,617,431
- Issue date Apr 4, 2023
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Grant
Method for making laminated glass interlayer film and laminated gla...
- Patent number 10,850,490
- Issue date Dec 1, 2020
- Taiwei Chen
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Glass smasher
- Patent number D878178
- Issue date Mar 17, 2020
- Kantas Products Co., Ltd.
- Yang-fu Cheng
- D08 - Tools and hardware
Information Patent Grant
Knife structure allowing rapid and safe replacement, and secure pos...
- Patent number 10,525,606
- Issue date Jan 7, 2020
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Multifunctional tool set
- Patent number 10,112,293
- Issue date Oct 30, 2018
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Baton holder
- Patent number D827294
- Issue date Sep 4, 2018
- Kantas Products Co., Ltd.
- Yang-fu Cheng
- D03 - Travel goods and personal belongings
Information Patent Grant
Baton holder
- Patent number D824163
- Issue date Jul 31, 2018
- Kantas Products Co., Ltd.
- Yang-fu Cheng
- D03 - Travel goods and personal belongings
Information Patent Grant
Double-ended wrench set with identical torque holes
- Patent number 9,862,080
- Issue date Jan 9, 2018
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Multipurpose tool
- Patent number D801139
- Issue date Oct 31, 2017
- Kantas Products Co., Ltd.
- Yang-fu Cheng
- D08 - Tools and hardware
Information Patent Grant
Positioning control mechanism of expandable baton
- Patent number 9,671,192
- Issue date Jun 6, 2017
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- F41 - WEAPONS
Information Patent Grant
Expansion/collapse control mechanism for police baton
- Patent number 8,956,235
- Issue date Feb 17, 2015
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- F41 - WEAPONS
Information Patent Grant
Folding knife assembly
- Patent number 7,275,321
- Issue date Oct 2, 2007
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Single blade foldable knife
- Patent number 6,848,184
- Issue date Feb 1, 2005
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Folding knife structure
- Patent number 6,810,588
- Issue date Nov 2, 2004
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Foldable knife having a double blade
- Patent number 6,804,887
- Issue date Oct 19, 2004
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Foldable knife structure
- Patent number 6,651,344
- Issue date Nov 25, 2003
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Combined knife and sheath
- Patent number D448442
- Issue date Sep 25, 2001
- Kantas Products Co., Ltd.
- Yang-fu Cheng
- D22 - Arms, pyrotechnics, hunting and fishing equipment
Information Patent Grant
Folding knife
- Patent number 6,105,255
- Issue date Aug 22, 2000
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Retractable knife with single-edged blade
- Patent number 6,101,722
- Issue date Aug 15, 2000
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Grant
Handle of folding knife
- Patent number D419851
- Issue date Feb 1, 2000
- Kantas Products Co., Ltd
- Yang-Fu Cheng
- D08 - Tools and hardware
Information Patent Grant
Handle of folding knife
- Patent number D419852
- Issue date Feb 1, 2000
- Kantas Products Co., Ltd
- Yang-Fu Cheng
- D08 - Tools and hardware

Patents Applicationslast 30 patents

Information Patent Application
HANDCUFF RING WITH MECHANISM FOR ENHANCED LOCKING AND HANDCUFFS HAV...
- Publication number 20230142788
- Publication date May 11, 2023
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
LOAD-CARRYING FASTENER WITH RAPID ATTACHMENT AND DETACHMENT AND SAF...
- Publication number 20220378181
- Publication date Dec 1, 2022
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- A45 - HAND OR TRAVELLING ARTICLES
Information Patent Application
ASSISTED OPENING KNIFE WITH HANDLE PROVIDED WITH PUSHING KEY FOR RE...
- Publication number 20190344458
- Publication date Nov 14, 2019
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
KNIFE STRUCTURE ALLOWING RAPID AND SAFE REPLACEMENT, AND SECURE POS...
- Publication number 20190217489
- Publication date Jul 18, 2019
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
FOLDING KNIFE CONFIGURED FOR PRECISE AND RAPID DISASSEMBLY AND REAS...
- Publication number 20190118395
- Publication date Apr 25, 2019
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
GLASS SMASHER WITH RAPIDLY REMOVABLE PROTECTIVE COVER
- Publication number 20180361178
- Publication date Dec 20, 2018
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- F41 - WEAPONS
Information Patent Application
EXPANDABLE BATON STRUCTURE WITH SMASHER
- Publication number 20180066915
- Publication date Mar 8, 2018
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- F41 - WEAPONS
Information Patent Application
MULTIFUNCTIONAL TOOL SET
- Publication number 20180056495
- Publication date Mar 1, 2018
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
KNIFE WITH BLADE PROVIDED WITH ENGAGING GROOVE TO FACILITATE ASSEMB...
- Publication number 20170266821
- Publication date Sep 21, 2017
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
KNIFE STRUCTURE CAPABLE OF SAFELY REPLACING BLADE
- Publication number 20170151682
- Publication date Jun 1, 2017
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
METHOD FOR MAKING LAMINATED GLASS INTERLAYER FILM AND LAMINATED GLA...
- Publication number 20170136754
- Publication date May 18, 2017
- Taiwei Chen
- B60 - VEHICLES IN GENERAL
Information Patent Application
DOUBLE-ENDED WRENCH SET WITH IDENTICAL TORQUE HOLES
- Publication number 20170120430
- Publication date May 4, 2017
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Application
POSITIONING CONTROL MECHANISM OF EXPANDABLE BATON
- Publication number 20160169616
- Publication date Jun 16, 2016
- Kantas Products Co., Ltd.
- Yang-Fu CHENG
- F41 - WEAPONS
Information Patent Application
EXPANSION/COLLAPSE CONTROL MECHANISM FOR POLICE BATON
- Publication number 20140256452
- Publication date Sep 11, 2014
- KANTAS PRODUCTS CO., LTD.
- Yang-Fu CHENG
- F41 - WEAPONS
Information Patent Application
PICK-RESISTANT HANDCUFFS
- Publication number 20130192314
- Publication date Aug 1, 2013
- Acellent Co., Ltd.
- Yang-Fu CHENG
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Folding knife with safety switch
- Publication number 20120291292
- Publication date Nov 22, 2012
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Folding knife with half handle
- Publication number 20080172884
- Publication date Jul 24, 2008
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Folding knife with blade replacement mechanism
- Publication number 20080052913
- Publication date Mar 6, 2008
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
FOLDING KNIFE ASSEMBLY
- Publication number 20070204468
- Publication date Sep 6, 2007
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Folding knife with integral handle
- Publication number 20070056169
- Publication date Mar 15, 2007
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Foldable knife having a single blade
- Publication number 20040078981
- Publication date Apr 29, 2004
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Foldable knife having a double blade
- Publication number 20040078980
- Publication date Apr 29, 2004
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Single blade foldable knife
- Publication number 20040064953
- Publication date Apr 8, 2004
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Foldable knife structure
- Publication number 20030140500
- Publication date Jul 31, 2003
- Kantas Products Co., Ltd.
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
Truncheon
- Publication number 20020187838
- Publication date Dec 12, 2002
- Yang-Fu Cheng
- F41 - WEAPONS
Information Patent Application
Retractable knife with safety device
- Publication number 20020157260
- Publication date Oct 31, 2002
- Yang-Fu Cheng
- B26 - HAND CUTTING TOOLS CUTTING SEVERING

Yang-Jui Cheng

Person

Patents Grantslast 30 patents

Handcuff ring with mechanism for enhanced locking and handcuffs hav...

Load-carrying fastener with rapid attachment and detachment and saf...

Method for making laminated glass interlayer film and laminated gla...

Glass smasher

Knife structure allowing rapid and safe replacement, and secure pos...

Multifunctional tool set

Baton holder

Baton holder

Double-ended wrench set with identical torque holes

Multipurpose tool

Positioning control mechanism of expandable baton

Expansion/collapse control mechanism for police baton

Folding knife assembly

Single blade foldable knife

Folding knife structure

Foldable knife having a double blade

Foldable knife structure

Combined knife and sheath

Folding knife

Retractable knife with single-edged blade

Handle of folding knife

Handle of folding knife

Patents Applicationslast 30 patents

HANDCUFF RING WITH MECHANISM FOR ENHANCED LOCKING AND HANDCUFFS HAV...

LOAD-CARRYING FASTENER WITH RAPID ATTACHMENT AND DETACHMENT AND SAF...

ASSISTED OPENING KNIFE WITH HANDLE PROVIDED WITH PUSHING KEY FOR RE...

KNIFE STRUCTURE ALLOWING RAPID AND SAFE REPLACEMENT, AND SECURE POS...

FOLDING KNIFE CONFIGURED FOR PRECISE AND RAPID DISASSEMBLY AND REAS...

GLASS SMASHER WITH RAPIDLY REMOVABLE PROTECTIVE COVER

EXPANDABLE BATON STRUCTURE WITH SMASHER

MULTIFUNCTIONAL TOOL SET

KNIFE WITH BLADE PROVIDED WITH ENGAGING GROOVE TO FACILITATE ASSEMB...

KNIFE STRUCTURE CAPABLE OF SAFELY REPLACING BLADE

METHOD FOR MAKING LAMINATED GLASS INTERLAYER FILM AND LAMINATED GLA...

DOUBLE-ENDED WRENCH SET WITH IDENTICAL TORQUE HOLES

POSITIONING CONTROL MECHANISM OF EXPANDABLE BATON

EXPANSION/COLLAPSE CONTROL MECHANISM FOR POLICE BATON

PICK-RESISTANT HANDCUFFS

Folding knife with safety switch

Folding knife with half handle

Folding knife with blade replacement mechanism

FOLDING KNIFE ASSEMBLY

Folding knife with integral handle

Foldable knife having a single blade

Foldable knife having a double blade

Single blade foldable knife

Foldable knife structure

Truncheon

Retractable knife with safety device