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Inventor

Cheng-Yu Ma

Inventor
Tainan, TW

Overview

6→
Patents
2000–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 6 as inventor

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

H10Dprimary
H10DInorganic electric semiconductor devices57%
G01NInvestigating or analysing materials by determining their chemical or physical properties14%
G06FElectric digital data processing14%
H01LSemiconductor devices14%
PatentTitleYear
11,036,547File operation task optimization20219,384,962'Oxygen treatment of replacement work-function metals in CMOS transistor gates'20168,673,758'Structure of metal gate and fabrication method thereof'20148,404,533'Metal gate transistor and method for fabricating the same'20138,211,775'Method of making transistor having metal gate'20126,044,332'Surface acoustic wave harmonic analysis'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000Based in Oak Ridge, TN, US· patent location history
2012–2016Patents assigned to HUNG WEN-HAN (4)· patent assignee history
2012–2016Patents assigned to Ma cheng-yu (4)· patent assignee history
2012–2016Patents assigned to UNITED MICROELECTRONICS CORP (4)· patent assignee history
2012–2013Patents assigned to CHEN TSAI-FU (2)· patent assignee history
2012–2013Patents assigned to CHENG TZYY-MING (2)· patent assignee history
2012–2016Based in Tainan, TW· patent location history
2021Based in Palo Alto, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HUNG WEN-HAN42012–2016
Ma cheng-yuself42012–2016
UNITED MICROELECTRONICS CORP42012–2016
CHEN TSAI-FU22012–2013
CHENG TZYY-MING22012–2013
Locations
LocationPatentsSpan
Tainan, TW42012–2016
Palo Alto, California, US12021
Oak Ridge, TN, US12000