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Inventor

Tachun Chang

Inventor
Taichung, TW

Overview

2→
Patents
2007–2021
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

F16Kprimary
F16KValves33%
G05DSystems for controlling or regulating non-electric variables33%
LOC1133%
PatentTitleYear
10,976,758Valve core connection structure and stop valve set of valve assembly2021D0548643'Award trophy'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007Patents assigned to MACRONIX INT CO LTD (1)· patent assignee history
2007Based in Taoyuan County, TW· patent location history
2021Patents assigned to GLOBE UNION IND CORP (1)· patent assignee history
2021Based in Taichung, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
GLOBE UNION IND CORP12021
MACRONIX INT CO LTD12007
Locations
LocationPatentsSpan
Taichung, TW12021
Taoyuan County, TW12007