Inventor

Wen-Cheng Lien

Inventor

Hsinchu, TW

Overview

2004–2020

Patent span

Electricity

Primary field (CPC H)

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

H10Pprimary

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1023%

H01LSemiconductor devices15%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1015%

B08BCleaning in general8%

F16PSafety devices in general8%

F21VFunctional features or details of lighting devices or systems thereof8%

G01BMeasuring length, thickness or similar linear dimensions8%

G01NInvestigating or analysing materials by determining their chemical or physical properties8%

LOC128%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2004–2006Patents assigned to MACRONIX INT CO LTD (2)· patent assignee history

2004–2020Based in Hsinchu, TW· patent location history

2009–2012Patents assigned to LIEN WEN-CHENG (2)· patent assignee history

2009–2012Based in Kaohsiung, TW· patent location history

2012Patents assigned to LUCKY SPECIAL INT L CO LTD (1)· patent assignee history

2017–2020Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (2)· patent assignee history

2017Based in Hsinchu County, TW· patent location history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
LIEN WEN-CHENGself	2	2009–2012
MACRONIX INT CO LTD	2	2004–2006
TAIWAN SEMICONDUCTOR MFG CO LTD	2	2017–2020
LUCKY SPECIAL INT L CO LTD	1	2012

Locations