Inventor

SO WAI KIT (VICTOR)

HK8 patents

⚠️ This page may combine multiple inventors who share the name “SO WAI KIT (VICTOR)”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HIGH TECH TECH LIMITED

3 patents

US11206014B1Dec 21, 2021

Digital frequency dithering for switched-mode power supplies (SMPS) using triangular, asymmetric cubic, or random cubic spread spectrum oscillators

HIGH TECH TECH LIMITED6 citations65

US12347789B2Jul 1, 2025

Air-core transformer package with ferrite electro-magnetic interference (EMI) shielding of integrated-circuit (IC) chip

HIGH TECH TECH LIMITED0 citations42

US11990422B2May 21, 2024

Ferrite electro-magnetic interference (EMI) shield between an integrated-circuit (IC) chip and an air-core inductor all inside a hybrid lead-frame package

HIGH TECH TECH LIMITED0 citations42

SO WAI KIT VICTOR

1 patent

US8780590B2Jul 15, 2014

Output current estimation for an isolated flyback converter with variable switching frequency control and duty cycle adjustment for both PWM and PFM modes

SO WAI KIT VICTOR22 citations86

KWONG KWOK KUEN DAVID

1 patent

US8072721B2Dec 6, 2011

ESD protection using a capacitivly-coupled clamp for protecting low-voltage core transistors from high-voltage outputs

KWONG KWOK KUEN DAVID7 citations81

NG CHIK WAI DAVID

1 patent

US8300431B2Oct 30, 2012

Constant-current control module using inverter filter multiplier for off-line current-mode primary-side sense isolated flyback converter

NG CHIK WAI DAVID14 citations77

LEUNG CHI TAK GERRY

1 patent

US8188798B1May 29, 2012

Programmable electro-magnetic-interference (EMI) reduction with enhanced noise immunity and process tolerance

LEUNG CHI TAK GERRY7 citations73

HK APPLIED SCIENCE & TECH RES

1 patent

US9306461B2Apr 5, 2016

LED driver with small output ripple without requiring a high-voltage primary-side electrolytic capacitor

HK APPLIED SCIENCE & TECH RES4 citations69