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Inventor

Tain-Shang Chang

Inventor
Tainan, TW

Overview

3→
Patents
2016–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

H01Lprimary
H01LSemiconductor devices30%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1030%
H10DInorganic electric semiconductor devices20%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1020%
PatentTitleYear
9,847,296Barrier layer and structure method20179,449,922'Contact critical dimension control'20169,299,607'Contact critical dimension control'2016

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2016–2017Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (3)· patent assignee history
2016–2017Based in Tainan, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TAIWAN SEMICONDUCTOR MFG CO LTD32016–2017
Locations
LocationPatentsSpan
Tainan, TW32016–2017