Inventor

WAI YU KING

HK4 patents

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

BATTENFELD TECH INC

2 patents

US11105586B2Aug 31, 2021

Electronic firearm accessory with light source

BATTENFELD TECH INC22 citations94

US10365069B1Jul 30, 2019

Firearm accessory having firearm mount

BATTENFELD TECH INC50 citations92

AOB PRODUCTS COMPANY

1 patent

US11788816B2Oct 17, 2023

Electronic firearm accessory with light source

AOB PRODUCTS COMPANY4 citations74

CRIMSON TRACE CORP

1 patent

US12422220B2Sep 23, 2025

Electronic firearm accessory with light source

CRIMSON TRACE CORP0 citations62