LexDanaLexDanabeta
Inventor

Chi-heng CHEN

Inventor
TW

Overview

4→
Patents
2023–2025
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.

H01Lprimary
H01LSemiconductor devices36%
H10HInorganic light-emitting semiconductor devices having potential barriers27%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1018%
C23CCoating metallic material9%
G01RMeasuring electric variables9%
PatentTitleYear
12,334,481Micro light-emitting diode202511,824,016Epitaxial semiconductor structure and epitaxial substrate202311,567,124Wafter, wafer testing system, and method thereof202311,542,604Heating apparatus and chemical vapor deposition system2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023–2025Patents assigned to PLAYNITRIDE DISPLAY CO LTD (4)· patent assignee history
2023–2025Based in TW· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PLAYNITRIDE DISPLAY CO LTD42023–2025
Locations
LocationPatentsSpan
TW42023–2025