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Hong Kong, China

Chik Wai (David) Ng

USPTO Granted Patents = 8

Average Co-Inventor Count = 5.1

ph-index = 4

Forward Citations = 35(Granted Patents)

Company Filing History:

Hong Kong Applied Science and Technology Research Institute Company, Limited

High Tech Technology Limited

Years Active: 2012-2024

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11990422 - Ferrite electro-magnetic interference (EMI) shield between an integrated-circuit (IC) chip and an air-core inductor all inside a hybrid lead-frame package (2024-05-21),

2. 11258364 - Flexible array of DC-DC converters reconfigurable using a shared serial bus (2022-02-22),

3. 11206014 - Digital frequency dithering for switched-mode power supplies (SMPS) using triangular, asymmetric cubic, or random cubic spread spectrum oscillators (2021-12-21),

4. 9385542 - Serial multi-battery charger with independent simultaneous charge and discharge (2016-07-05),

5. 9306461 - LED driver with small output ripple without requiring a high-voltage primary-side electrolytic capacitor (2016-04-05),

6. 8780590 - Output current estimation for an isolated flyback converter with variable switching frequency control and duty cycle adjustment for both PWM and PFM modes (2014-07-15),

7. 8300431 - Constant-current control module using inverter filter multiplier for off-line current-mode primary-side sense isolated flyback converter (2012-10-30),

8. 8188798 - Programmable electro-magnetic-interference (EMI) reduction with enhanced noise immunity and process tolerance (2012-05-29),

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