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Inventor

Fu-Yuan Chang

Inventor
Taipei, TW

Overview

3→
Patents
1998–2016
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.

G07Dprimary
G07DHandling of coins or valuable papers, e.g. testing, sorting by denominations, counting, dispensing, changing or depositing25%
H01LSemiconductor devices25%
H02KDynamo-electric machines25%
H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h1025%
PatentTitleYear
9,412,671'Method for controlling processing temperature in semiconductor fabrication'20168,203,448'Foreign object detecting apparatus in a bill passageway'20125,708,340'Power drive control device of an automatic door'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to TA CHIEN MACHINERY & ELECTRONI (1)· patent assignee history
1998–2012Based in Taipei, TW· patent location history
2012Patents assigned to CHANG FU-YUAN (1)· patent assignee history
2012Patents assigned to CHIEN TIEN-YUAN (1)· patent assignee history
2012Patents assigned to INT CURRENCY TECH (1)· patent assignee history
2016Patents assigned to TAIWAN SEMICONDUCTOR MFG CO LTD (1)· patent assignee history
2016Based in Taichung, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHANG FU-YUANself12012
CHIEN TIEN-YUAN12012
INT CURRENCY TECH12012
TA CHIEN MACHINERY & ELECTRONI11998
TAIWAN SEMICONDUCTOR MFG CO LTD12016
Locations
LocationPatentsSpan
Taipei, TW21998–2012
Taichung, TW12016