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Inventor

Ching-Shun Yi

Inventor
Tainan, TW

Overview

2→
Patents
2007–2008
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H01Fprimary
H01FMagnets50%
H01HElectric switches50%
PatentTitleYear
7,339,447'High-voltage transformer coil with acoustic wave guiding function'20087,180,303'Simple partial discharge detector for power equipment using acoustic emission technique'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2008Patents assigned to PREC INTERNAT CORP (2)· patent assignee history
2007–2008Based in Tainan, TW· patent location history
2008Patents assigned to UNELECTRA INTERNAT CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PREC INTERNAT CORP22007–2008
UNELECTRA INTERNAT CORP12008
Locations
LocationPatentsSpan
Tainan, TW22007–2008