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Inventor

Feng-Yih Chang

Inventor
Kaohsiung, TW

Overview

4→
Patents
2012–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 4 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 h1027%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1027%
H01LSemiconductor devices18%
G09FDisplaying9%
H04BTransmission9%
H10DInorganic electric semiconductor devices9%
PatentTitleYear
10,992,348Near field communication electronic bolt202110,923,573Forming metal contacts on metal gates20218,835,324'Method for forming contact holes'20148,293,639'Method for controlling ADI-AEI CD difference ratio of openings having different sizes'2012

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2014Patents assigned to CHANG FENG-YIH (2)· patent assignee history
2012–2014Patents assigned to FENG CHIH-WEN (2)· patent assignee history
2012–2014Patents assigned to UNITED MICROELECTRONICS CORP (2)· patent assignee history
2012Patents assigned to CHOU PEI-YU (1)· patent assignee history
2012Based in Chiayi County, TW· patent location history
2014Patents assigned to CHEN CHIEH-TE (1)· patent assignee history
2014Based in Tainan, TW· patent location history
2021Based in Kaohsiung, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHANG FENG-YIHself22012–2014
FENG CHIH-WEN22012–2014
UNITED MICROELECTRONICS CORP22012–2014
CHEN CHIEH-TE12014
CHOU PEI-YU12012
Locations
LocationPatentsSpan
Kaohsiung, TW22021
Tainan, TW12014
Chiayi County, TW12012