CHEUNG WOH TECHNOLOGIES LTD.

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Singapore, SG

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for forming a hard disk drive base plate with...
- Patent number 10,022,826
- Issue date Jul 17, 2018
- Cheung Woh Technologies Ltd.
- Kung Ying Law
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Apparatus with sealed cavity formed by at least one impermeable weld
- Patent number 9,536,572
- Issue date Jan 3, 2017
- Seagate Technology LLC
- David Ray Lapp
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and apparatus for forming a hard disk drive base plate with...
- Patent number 9,522,446
- Issue date Dec 20, 2016
- Cheung Woh Technologies Ltd.
- Kung Ying Law
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for progressively forging a hard disk drive ba...
- Patent number 9,481,932
- Issue date Nov 1, 2016
- Cheung Woh Technologies Ltd.
- Kung Ying Law
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Progressive and transfer die stamping
- Patent number 7,849,578
- Issue date Dec 14, 2010
- Cheung Woh Technologies, Ltd.
- Law Kung Ying
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Progressive and transfer die stamping
- Patent number 7,546,669
- Issue date Jun 16, 2009
- Cheung Woh Technologies Ltd.
- Law Kung Ying
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

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Patents Applicationslast 30 patents

Information Patent Application
METHOD AND APPARATUS FOR FORGING A HARD DISK DRIVE BASE PLATE WITH...
- Publication number 20160296995
- Publication date Oct 13, 2016
- CHEUNG WOH TECHNOLOGIES LTD.
- Kung Ying LAW
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
METHOD AND APPARATUS FOR FORMING A HARD DISK DRIVE BASE PLATE WITH...
- Publication number 20160167181
- Publication date Jun 16, 2016
- CHEUNG WOH TECHNOLOGIES LTD.
- Kung Ying LAW
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD AND APPARATUS FOR FORMING A HARD DISK DRIVE BASE PLATE WITH...
- Publication number 20160059368
- Publication date Mar 3, 2016
- CHEUNG WOH TECHNOLOGIES LTD.
- Kung Ying LAW
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

CHEUNG WOH TECHNOLOGIES LTD.

Organization

Patents Grantslast 30 patents

Method and apparatus for forming a hard disk drive base plate with...

Apparatus with sealed cavity formed by at least one impermeable weld

Method and apparatus for forming a hard disk drive base plate with...

Method and apparatus for progressively forging a hard disk drive ba...

Progressive and transfer die stamping

Progressive and transfer die stamping

Patents Applicationslast 30 patents

METHOD AND APPARATUS FOR FORGING A HARD DISK DRIVE BASE PLATE WITH...

METHOD AND APPARATUS FOR FORMING A HARD DISK DRIVE BASE PLATE WITH...

METHOD AND APPARATUS FOR FORMING A HARD DISK DRIVE BASE PLATE WITH...