Inventor

Chih-Nan Cheng

Inventor

Hsinchu, TW

Overview

11→

Patents

2003–2021

Patent span

Electricity

Primary field (CPC H)

Patents· 11 as inventor

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

H10Dprimary

H10DInorganic electric semiconductor devices32%

H01LSemiconductor devices23%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h109%

A61KPreparations for medical, dental or toiletry purposes5%

A61QSpecific use of cosmetics or similar toiletry preparations5%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium5%

G01RMeasuring electric variables5%

H02HEmergency protective circuit arrangements5%

H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems5%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h105%

PatentTitleYear

10,952,943Zinc-arginine-chloride complex2021 9,748,221'Electrostatic discharge protection device and manufacturing method thereof'2017 9,742,282'Switching power voltage regulator for regulating electric energy to load'2017 9,543,238'Semiconductor device'2017 9,472,951'Electrostatic discharge protection device and integrated circuit using same'2016 9,472,657'Triode'2016 9,276,060'Triode'2016 7,898,027'Metal-oxide-semiconductor device'2011 7,429,774'Electrostatic discharge (ESD) protection MOS device and ESD circuitry thereof'2008 6,879,003'Electrostatic discharge (ESD) protection MOS device and ESD circuitry thereof'2005 6,512,390'Detecting device for a switch matrix'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2011Patents assigned to UNITED MICROELECTRONICS CORP (4)· patent assignee history

2003–2011Based in Hsin Chu Hsien, TW· patent location history

2016–2017Patents assigned to FITIPOWER INTEGRATED TECH INC (6)· patent assignee history

2016–2017Based in Hsinchu, TW· patent location history

2021Patents assigned to COLGATE PALMOLIVE CO (1)· patent assignee history

2021Based in Hillsborough, NJ, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
FITIPOWER INTEGRATED TECH INC	6	2016–2017
UNITED MICROELECTRONICS CORP	4	2003–2011
COLGATE PALMOLIVE CO	1	2021

Locations

Location	Patents	Span
Hsinchu, TW	6	2016–2017
Hsin Chu Hsien, TW	4	2003–2011
Hillsborough, New Jersey, US	1	2021