LexDanaLexDanabeta
Inventor

Kam Hung Chan

Inventor
Hong Kong, CN

Overview

4→
Patents
2012–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G01Kprimary
G01KMeasuring temperature25%
H10NElectric solid-state devices not otherwise provided for25%
H01LSemiconductor devices13%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters13%
H03KPulse technique13%
H04NPictorial communication, e.g. television13%
PatentTitleYear
9,638,584'Differential temperature sensor with sensitivity set by current-mirror and resistor ratios without limiting DC bias'20178,864,377'CMOS temperature sensor with sensitivity set by current-mirror and resistor ratios without limiting DC bias'20148,258,852'Bootstrapped high-side driver control without static DC current for driving a motor bridge circuit'20128,179,455'Optical black-level cancellation for optical sensors using open-loop sample calibration amplifier'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2014Patents assigned to CHAN KAM HUNG (3)· patent assignee history
2012–2014Patents assigned to HK APPLIED SCIENCE & TECH RES (3)· patent assignee history
2012–2014Patents assigned to KWONG KWOK KUEN DAVID (3)· patent assignee history
2012–2014Patents assigned to WONG CHUN FAI (3)· patent assignee history
2012Patents assigned to LAI YAT TUNG (2)· patent assignee history
2012–2017Based in Hong Kong, CN· patent location history
2012Based in Kowloon, HK· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHAN KAM HUNGself32012–2014
HK APPLIED SCIENCE & TECH RES32012–2014
KWONG KWOK KUEN DAVID32012–2014
WONG CHUN FAI32012–2014
LAI YAT TUNG22012
Locations
LocationPatentsSpan
Hong Kong, CN32012–2017
Kowloon, HK12012