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Hsinchu, Taiwan

Chia-Chen Tsai

This inventor holds 7 USPTO granted patents. Top assignee: Epistar Corporation. Active years: 2016-2025.

USPTO Granted Patents = 7

% Patents Active = 100.0

Average Co-Inventor Count = 5.1

ph-index = 1

Forward Citations = 10(Granted Patents)

Company Filing History:

Epistar Corporation

Years Active: 2016-2025

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7 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12288831 - Light-emitting diode testing circuit, light-emitting diode testing method and light-emitting diode manufacturing method (2025-04-29),

2. 11862751 - Light-emitting diode testing circuit, light-emitting diode testing method and manufacturing method (2024-01-02),

3. 10930701 - Light-emitting element having a plurality of light-emitting structures (2021-02-23),

4. 10319780 - Light-emitting element having a plurality of light-emitting structures (2019-06-11),

5. 9887320 - Light-emitting diode device (2018-02-06),

6. 9768227 - Light-emitting element having a plurality of light-emitting structures (2017-09-19),

7. 9502615 - Light-emitting diode device (2016-11-22),

Profile summary based on public USPTO records.

Please report any incorrect information to [email protected]

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