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Inventor

Ching-Hwa Chang Jen

Inventor
Yangmei Taoyuan, TW

Overview

1→
Patents
2014
Patent span
Electricity
Primary field (CPC H)

Patents· 1 as inventor

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

H10Hprimary
H10HInorganic light-emitting semiconductor devices having potential barriers50%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1050%
PatentTitleYear
8,772,138'High voltage light emitting diode chip and its manufacturing method'2014

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2014Patents assigned to CHANG JEN CHING-HWA (1)· patent assignee history
2014Patents assigned to WALSIN LIHWA CORP (1)· patent assignee history
2014Patents assigned to YANG CHIH-WEI (1)· patent assignee history
2014Based in Yangmei Taoyuan, TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHANG JEN CHING-HWAself12014
WALSIN LIHWA CORP12014
YANG CHIH-WEI12014
Locations
LocationPatentsSpan
Yangmei Taoyuan, TW12014