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Kwok Kuen (David) KWONG
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Davis, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Differential temperature sensor with sensitivity set by current-mir...
Patent number
9,638,584
Issue date
May 2, 2017
Hong Kong Applied Science and Technology Research Institute Company Limited
Chun Fai Wong
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Quad-array diode-less RF-to-DC rectifying charge-pump converter for...
Patent number
9,385,625
Issue date
Jul 5, 2016
Hong Kong Applied Science & Technology Research Institute Company, Limited
Kwok Kuen (David) Kwong
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Serial multi-battery charger with independent simultaneous charge a...
Patent number
9,385,542
Issue date
Jul 5, 2016
Hong Kong Applied Science & Technology Research Institute Company, Limited
Po Wah Chang
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
LED driver with small output ripple without requiring a high-voltag...
Patent number
9,306,461
Issue date
Apr 5, 2016
Hong Kong Applied Science & Technology Research Institute Company, Limited
Po Wah Chang
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Self-starting transistor-only full-wave rectifier for on-chip AC-DC...
Patent number
8,964,436
Issue date
Feb 24, 2015
Hong Kong Applied Science & Technology Research Institute Company, Limited
Kwok Kuen (David) Kwong
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
CMOS temperature sensor with sensitivity set by current-mirror and...
Patent number
8,864,377
Issue date
Oct 21, 2014
Hong Kong Applied Science and Technology Research Institute Company Limited
Chun Fai Wong
G01 - MEASURING TESTING
Information
Patent Grant
Diode-less full-wave rectifier for low-power on-chip AC-DC conversion
Patent number
8,797,776
Issue date
Aug 5, 2014
Hong Kong Applied Science and Technology Research Institute Co., Ltd.
Kwok Kuen (David) Kwong
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
ESD power clamp using a low-voltage transistor to clamp a high-volt...
Patent number
8,643,988
Issue date
Feb 4, 2014
Hong Kong Applied Science & Technology Research Institute Company Ltd.
Kwok Kuen (David) Kwong
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Single-power-transistor battery-charging circuit using voltage-boos...
Patent number
8,643,337
Issue date
Feb 4, 2014
Hong Kong Applied Science & Technology Research Institute Company Ltd.
Kwok Kuen David Kwong
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Current-switching LED driver using DAC to ramp bypass currents to a...
Patent number
8,581,519
Issue date
Nov 12, 2013
Hong Kong Applied Science and Technology Research Institute Co., Ltd.
Kwok Kuen (David) Kwong
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
LED Driver with Small Output Ripple Without Requiring a High-Voltag...
Publication number
20150381054
Publication date
Dec 31, 2015
Hong Kong Applied Science and Technology Research Institute Company Limited
Po Wah CHANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Serial Multi-Battery Charger with Independent Simultaneous Charge a...
Publication number
20150380959
Publication date
Dec 31, 2015
Hong Kong Applied Science and Technology Research Institute Company Limited
Po Wah CHANG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Differential Temperature Sensor with Sensitivity Set by Current-Mir...
Publication number
20140362887
Publication date
Dec 11, 2014
Chun Fai WONG
G01 - MEASURING TESTING
Information
Patent Application
Diode-Less Full-Wave Rectifier for Low-Power On-Chip AC-DC Conversion
Publication number
20140104909
Publication date
Apr 17, 2014
Hong Kong Applied Science and Technology Research Institute Company Limited
Kwok Kuen (David) KWONG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Self-Starting Transistor-Only Full-Wave Rectifier for On-Chip AC-DC...
Publication number
20140104910
Publication date
Apr 17, 2014
Hong Kong Applied Science and Technology Research Institute Company Limited
Kwok Kuen (David) KWONG
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
CMOS Temperature Sensor with Sensitivity Set by Current-Mirror and...
Publication number
20130235903
Publication date
Sep 12, 2013
Hong Kong Applied Science and Technology Research Institute Company Limited
Chun Fai WONG
G01 - MEASURING TESTING
Information
Patent Application
Current-Switching LED Driver Using DAC to Ramp Bypass Currents to A...
Publication number
20130049628
Publication date
Feb 28, 2013
Hong Kong Applied Science & Technology Research Institute Compnay Limited
Kwok Kuen (David) KWONG
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
Bootstrapped High-Side Driver Control Without Static DC Current for...
Publication number
20120126736
Publication date
May 24, 2012
Hong Kong Applied Science and Technology Research Institute Company Limited
Lap Chi (David) LEUNG
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
PROGRAMMABLE ELECTRO-MAGNETIC-INTERFERENCE (EMI) REDUCTION WITH ENH...
Publication number
20120126901
Publication date
May 24, 2012
Hong Kong Applied Science and Technology Research Institute Company Limited
Chi Tak (Gerry) LEUNG
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Single-Power-Transistor Battery-Charging Circuit Using Voltage-Boos...
Publication number
20110267008
Publication date
Nov 3, 2011
Hong Kong Applied Science and Technology Research Institute Company Limited
Kwok Kuen Kwong
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Constant-Current Control Module using Inverter Filter Multiplier fo...
Publication number
20110216559
Publication date
Sep 8, 2011
Hong Kong Applied Science and Technology Research Institute Company Limited
Chik Wai (David) Ng
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
ESD Protection using a Capacitivly-Coupled Clamp for Protecting Low...
Publication number
20100315748
Publication date
Dec 16, 2010
Hong Kong Applied Science and Technology Research Institute Company Limited
Kwok Kuen Kwong
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
MULTI-STAGE COMPARATOR WITH OFFSET CANCELING CAPACITOR ACROSS SECON...
Publication number
20100164770
Publication date
Jul 1, 2010
Hong Kong Applied Science and Technology Research Institute Company Limited
Ho Ming (Karen) Wan
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Single-Power-Transistor Battery-Charging Circuit Using Voltage-Boos...
Publication number
20100148727
Publication date
Jun 17, 2010
Hong Kong Applied Science and Technology Research Institute Company Limited
Kwok Kuen Kwong
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
Low Voltage High-Output-Driving CMOS Voltage Reference With Tempera...
Publication number
20100073070
Publication date
Mar 25, 2010
Hong Kong Applied Science & Technology Research Intitute Company Limited
Chik Wai Ng
G05 - CONTROLLING REGULATING