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Inventor

Chin-Hsiang Chang

Inventor
New Taipei, TW

Overview

5→
Patents
2000–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 5 as inventor

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 h1029%
B24BMachines, devices, or processes for grinding or polishing21%
H01LSemiconductor devices14%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
A62BDevices, apparatus or methods for life-saving7%
B01DSeparation7%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
10,357,867Polishing system20199,718,164'Polishing system and polishing method'20176,966,318'Filtering mask'20056,336,787'Method for transferring wafers in a semiconductor tape-peeling apparatus'20026,117,780'Chemical mechanical polishing method with in-line thickness detection'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2002Patents assigned to MOSEL VITELIC INC (2)· patent assignee history
2000Based in Keelung, TW· patent location history
2002Based in Chi-Lung, TW· patent location history
2005Patents assigned to UNIV CHANG GUNG (1)· patent assignee history
2005Based in Yilan County, TW· patent location history
2017–2019Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (2)· patent assignee history
2017–2019Based in New Taipei, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MOSEL VITELIC INC22000–2002
TAIWAN SEMICONDUCTOR MFG CO LTD22017–2019
UNIV CHANG GUNG12005
Locations
LocationPatentsSpan
New Taipei, TW22017–2019
Yilan County, TW12005
Chi-Lung, TW12002
Keelung, TW12000