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Inventor

Wen-Sheng Chien

Inventor
Hsinchu, TW

Overview

9→
Patents
1999–2012
Patent span
Chemistry
Primary field (CPC C)

Patents· 9 as inventor

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

C02Fprimary
C02FTreatment of water, waste water, sewage, or sludge23%
G05BControl or regulating systems in general15%
H01JElectric discharge tubes or discharge lamps15%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1015%
Y02PClimate change mitigation technologies in the production or processing of goods15%
B08BCleaning in general8%
C23CCoating metallic material8%
PatentTitleYear
8,262,915'Method for removing micro-bubbles and/or particles from liquid, liquid supply apparatus and immersion exposure apparatus'20128,263,013'Method for removing micro-bubbles and/or particles from liquid, liquid supply apparatus and immersion exposure apparatus'20127,978,303'Method for removing micro-bubbles and/or particles from liquid, liquid supply apparatus and immersion exposure apparatus'20117,335,600'Method for removing photoresist'20087,254,513'Fault detection and classification (FDC) specification management apparatus and method thereof'20077,117,058'Automatic statistical process control (SPC) chart generation apparatus and method thereof'20066,846,748'Method for removing photoresist'20056,545,245'Method for dry cleaning metal etching chamber'20035,985,092'Endpoint detection system'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2012Patents assigned to UNITED MICROELECTRONICS CORP (6)· patent assignee history
1999Based in Kaohsiung, TW· patent location history
2003–2012Based in Hsinchu, TW· patent location history
2005Patents assigned to UNITED MICROELETRONICS CORP (1)· patent assignee history
2006–2007Patents assigned to TAIWAN SEMICONDUCTOR MFG (2)· patent assignee history
2006–2007Based in Miao-Li County, TW· patent location history
2012Patents assigned to CHIEN WEN-SHENG (2)· patent assignee history
2012Patents assigned to YANG CHIN-SHENG (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNITED MICROELECTRONICS CORP61999–2012
CHIEN WEN-SHENGself22012
TAIWAN SEMICONDUCTOR MFG22006–2007
YANG CHIN-SHENG22012
UNITED MICROELETRONICS CORP12005
Locations
LocationPatentsSpan
Hsinchu, TW62003–2012
Miao-Li County, TW22006–2007
Kaohsiung, TW11999