Kwok Kuen (David) Kwong

This inventor holds 14 USPTO granted patents, primarily in Power Electronics. Top assignee: Hong Kong Applied Science and Technology Research Institute. Active years: 2012-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kwok Kuen (David) Kwong. Retrieved from https://idiyas.com/inventor/kwok-kuen-david-kwong

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 14

% Patents Active = 21.4

Average Co-Inventor Count = 3.6

ph-index = 5

Forward Citations = 56(Granted Patents)

Company Filing History:

14 out of 611

Hong Kong Applied Science and Technology Research Institute

patents

Years Active: 2012-2017

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Areas of Expertise:

Temperature Sensor

LED Driver

Energy Harvesting

AC-DC Conversion

Rectifier

Charge Pump

Current Control

Electro-Magnetic-Interference

Comparator

Power Clamp

Mixed-Voltage Chip

14 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9638584 - Differential temperature sensor with sensitivity set by current-mirror and resistor ratios without limiting DC bias (2017-05-02),

2. 9385625 - Quad-array diode-less RF-to-DC rectifying charge-pump converter for energy harvesting (2016-07-05),

3. 9385542 - Serial multi-battery charger with independent simultaneous charge and discharge (2016-07-05),

4. 9306461 - LED driver with small output ripple without requiring a high-voltage primary-side electrolytic capacitor (2016-04-05),

5. 8964436 - Self-starting transistor-only full-wave rectifier for on-chip AC-DC conversion (2015-02-24),

6. 8864377 - CMOS temperature sensor with sensitivity set by current-mirror and resistor ratios without limiting DC bias (2014-10-21),

7. 8797776 - Diode-less full-wave rectifier for low-power on-chip AC-DC conversion (2014-08-05),

8. 8643988 - ESD power clamp using a low-voltage transistor to clamp a high-voltage supply in a mixed-voltage chip (2014-02-04),

9. 8581519 - Current-switching LED driver using DAC to ramp bypass currents to accelerate switching speed and reduce ripple (2013-11-12),

10. 8300431 - Constant-current control module using inverter filter multiplier for off-line current-mode primary-side sense isolated flyback converter (2012-10-30),

11. 8258864 - Ultra low voltage multi-stage high-speed CMOS comparator with autozeroing (2012-09-04),

12. 8193854 - Bi-directional trimming methods and circuits for a precise band-gap reference (2012-06-05),

13. 8188798 - Programmable electro-magnetic-interference (EMI) reduction with enhanced noise immunity and process tolerance (2012-05-29),

14. 8179455 - Optical black-level cancellation for optical sensors using open-loop sample calibration amplifier (2012-05-15),

Title: The Innovative Mind of Kwok Kuen (David) Kwong

Introduction: Kwok Kuen (David) Kwong is a distinguished inventor based in Davis, California, known for his substantial contributions to the field of technology through his 14 patents. His innovative solutions reflect a blend of creativity and technical expertise, making significant advancements in electronic systems and battery technologies.

Latest Patents: One of Kwong's notable inventions is the "Differential Temperature Sensor with Sensitivity Set by Current-Mirror and Resistor Ratios Without Limiting DC Bias." This invention presents a sophisticated temperature sensor circuit that can be integrated into a standard complementary metal-oxide-semiconductor (CMOS) process, utilizing PNP transistors for enhanced sensitivity and accuracy. The implementation of scaling resistors and error amplifiers ensures that temperature sensitivity is finely tuned and provides a differential output.

Another groundbreaking invention by Kwong is the "Serial Multi-Battery Charger with Independent Simultaneous Charge and Discharge." This innovative battery charger design features a battery matrix controlled by a microcontroller that manages the charge and discharge processes effectively. By preventing overcharging and facilitating simultaneous charging and discharging across a matrix of batteries, this patent addresses significant challenges in battery management systems.

Career Highlights: Kwong is associated with the Hong Kong Applied Science and Technology Research Institute Company Limited, where he has played a pivotal role in advancing research and development. His commitment to innovation has led to a series of patents that demonstrate his ability to solve complex technical problems.

Collaborations: Kwong has collaborated with talented professionals such as Chik Wai (David) Ng and Chun Fai Wong, working together to bring cutting-edge technologies to life. These collaborations have enriched the innovative environment in which he operates, showcasing the power of teamwork in achieving technological advancements.

Conclusion: Kwok Kuen (David) Kwong stands out as a prolific inventor whose work continues to influence the landscape of electronic and battery technologies. Through his patents and collaborations, he demonstrates an unwavering commitment to innovation and excellence, paving the way for future developments in the field. His contributions reflect a deep understanding of technology and a drive to create efficient solutions that address contemporary challenges.

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]