P

Inventor

CHAN WING CHEONG

HK8 patents
⚠️ This page may combine multiple inventors who share the name “CHAN WING CHEONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BBPOS LTD

4 patents
US9793712B2Oct 17, 2017

Power management circuitry in peripheral accessories of audio devices

BBPOS LTD4 citations83
US11251611B2Feb 15, 2022

Power management circuitry in peripheral accessories of audio devices

BBPOS LTD2 citations72
US10686313B2Jun 16, 2020

Power management circuitry in peripheral accessories of audio devices

BBPOS LTD3 citations72
US10256627B2Apr 9, 2019

Power management circuitry in peripheral accessories of audio devices

BBPOS LTD2 citations72

UNIV CITY HONG KONG

1 patent
US7915858B2Mar 29, 2011

Localized charging, load identification and bi-directional communication methods for a planar inductive battery charging system

UNIV CITY HONG KONG126 citations96

CHAN WING CHEONG

1 patent
US8840017B2Sep 23, 2014

Power management circuitry in peripheral accessories of audio devices

CHAN WING CHEONG40 citations95

TSAI HWAI SIAN

1 patent
US8336771B2Dec 25, 2012

Payment card terminal dongle for communications devices

TSAI HWAI SIAN87 citations94

STRIPE INC

1 patent
US11804711B2Oct 31, 2023

Power management circuitry in peripheral accessories of audio devices

STRIPE INC0 citations62