Yat Kheng Leong

Person

Cheras, MY

People

Patents Grantslast 30 patents

Information Patent Grant
Optical navigation system and method of estimating motion with opti...
- Patent number 9,007,305
- Issue date Apr 14, 2015
- Avago Technologies General IP (Singapore) Pte. Ltd.
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for performing optical navigation using horizonta...
- Patent number 8,279,178
- Issue date Oct 2, 2012
- Avago Technologies ECBU IP (Singapore) Pte Ltd
- Thineshwaran Gopal Krishnan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
User input device with planar light guide illumination plate
- Patent number 8,237,684
- Issue date Aug 7, 2012
- Avago Technologies ECBU IP (Singapore) Pte Ltd
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical finger navigation device with integrated tactile switch
- Patent number 8,212,776
- Issue date Jul 3, 2012
- Avago Technologies ECBU IP (Singapore) Pte Ltd
- Hung Kwang Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Lensless user input device with optical interference based on diffr...
- Patent number 8,093,545
- Issue date Jan 10, 2012
- Avago Technologies ECBU IP (Singapore) Pte Ltd
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Optical navigation device with surface and free space navigation
- Patent number 8,081,162
- Issue date Dec 20, 2011
- Avago Technologies ECBU IP (Singapore) Pte Ltd
- Edward Kah Ching Teoh
- G01 - MEASURING TESTING
Information Patent Grant
Self-calibrating optical feedback system in a laser mouse
- Patent number 8,022,931
- Issue date Sep 20, 2011
- Avago Technologies ECBU IP (Singapore) Pte Ltd
- Kee Seng Soo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dual-channel optical navigation device
- Patent number 7,978,477
- Issue date Jul 12, 2011
- Avago Technologies ECBU IP (Singapore) Pte Ltd
- Hun Kwang Lee
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Optical navigation system and method of estimating motion with opti...
- Patent number 7,868,281
- Issue date Jan 11, 2011
- Avago Technologies ECBU IP (Singapore) Pte Ltd
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Light pipe for low profile optical navigation systems
- Patent number 7,710,570
- Issue date May 4, 2010
- Avago Technologies ECBU IP (Singapore) Pte Ltd
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL NAVIGATION SYSTEM AND METHOD OF ESTIMATING MOTION WITH OPTI...
- Publication number 20110095984
- Publication date Apr 28, 2011
- Avago Technologies ECBU IP (Singapore) Pte. Ltd.
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LENSLESS USER INPUT DEVICE WITH OPTICAL INTERFERENCE
- Publication number 20100078545
- Publication date Apr 1, 2010
- Avago Technologies ECBU IP (Singapore) Pte. Ltd.
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
USER INPUT DEVICE WITH PLANAR LIGHT GUIDE ILLUMINATION PLATE
- Publication number 20100079408
- Publication date Apr 1, 2010
- Avago Technologies ECBU IP (Singapore) Pte. Ltd.
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL FINGER NAVIGATION DEVICE WITH INTEGRATED TACTILE SWITCH
- Publication number 20100071967
- Publication date Mar 25, 2010
- Avago Technologies ECBU IP (Singapore) Pte. Ltd.
- Hung Kwang Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DUAL-CHANNEL OPTICAL NAVIGATION DEVICE
- Publication number 20090279270
- Publication date Nov 12, 2009
- Avago Technologies ECBU IP (Singapore) Pte. Ltd.
- Hun Kwang Lee
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
LIGHT PIPE FOR LOW PROFILE OPTICAL NAVIGATION SYSTEMS
- Publication number 20090262368
- Publication date Oct 22, 2009
- Avago Technologies ECBU IP (Singapore) Pte. Ltd.
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEM AND METHOD FOR PERFORMING OPTICAL NAVIGATION USING HORIZONTA...
- Publication number 20090141000
- Publication date Jun 4, 2009
- Avago Technologies ECBU IP (Singapore) Pte. Ltd.
- Thineshwaran Gopal Krishnan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SELF-CALIBRATING OPTICAL FEEDBACK SYSTEM IN A LASER MOUSE
- Publication number 20090140984
- Publication date Jun 4, 2009
- Avago Technologies ECBU IP (Singapore) Pte. Ltd.
- Kee Seng Soo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL NAVIGATION DEVICE WITH SURFACE AND FREE SPACE NAVIGATION
- Publication number 20080288205
- Publication date Nov 20, 2008
- Edward Kah Ching Teoh
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Optical navigation system and method of estimating motion with opti...
- Publication number 20080117412
- Publication date May 22, 2008
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
OPTICAL STRUCTURE, OPTICAL NAVIGATION SYSTEM AND METHOD OF ESTIMATI...
- Publication number 20080117439
- Publication date May 22, 2008
- Yat Kheng Leong
- G06 - COMPUTING CALCULATING COUNTING

Yat Kheng Leong

Person

Patents Grantslast 30 patents

Optical navigation system and method of estimating motion with opti...

System and method for performing optical navigation using horizonta...

User input device with planar light guide illumination plate

Optical finger navigation device with integrated tactile switch

Lensless user input device with optical interference based on diffr...

Optical navigation device with surface and free space navigation

Self-calibrating optical feedback system in a laser mouse

Dual-channel optical navigation device

Optical navigation system and method of estimating motion with opti...

Light pipe for low profile optical navigation systems

Patents Applicationslast 30 patents

OPTICAL NAVIGATION SYSTEM AND METHOD OF ESTIMATING MOTION WITH OPTI...

LENSLESS USER INPUT DEVICE WITH OPTICAL INTERFERENCE

USER INPUT DEVICE WITH PLANAR LIGHT GUIDE ILLUMINATION PLATE

OPTICAL FINGER NAVIGATION DEVICE WITH INTEGRATED TACTILE SWITCH

DUAL-CHANNEL OPTICAL NAVIGATION DEVICE

LIGHT PIPE FOR LOW PROFILE OPTICAL NAVIGATION SYSTEMS

SYSTEM AND METHOD FOR PERFORMING OPTICAL NAVIGATION USING HORIZONTA...

SELF-CALIBRATING OPTICAL FEEDBACK SYSTEM IN A LASER MOUSE

OPTICAL NAVIGATION DEVICE WITH SURFACE AND FREE SPACE NAVIGATION

Optical navigation system and method of estimating motion with opti...

OPTICAL STRUCTURE, OPTICAL NAVIGATION SYSTEM AND METHOD OF ESTIMATI...