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For the Inventor, By the Inventor

Hsinchu, Taiwan

Opto Tech Corporation


USPTO Granted Patents = 75

% Expired Patents = 33.3


Trademarks = 1

Forward Citations = 1,123

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137 inventors (with patents filed for the assignee):

goldMedal Lung-Han Peng (14 out of 22 patents)

silverMedal Ming-Der Lin (11 out of 18 patents)

bronzeMedal Po-Chun Yeh (8 out of 19 patents)

4.  Jin-Shown Shie (7 out of 10 patents)

5.  Chien-Feng Chang (7 out of 9 patents)

6.  Feng-Ju Chuang (7 out of 7 patents)

7.  Chang-Da Tsai (7 out of 8 patents)

8.  Jeng-Wei Yu (6 out of 21 patents)

9.  Ju-Yuan You (6 out of 6 patents)

10.  Cheng-Wei Yang (4 out of 5 patents)

11.  Zong-Huai Lee (4 out of 4 patents)

12.  Chien-Chen Hung (4 out of 4 patents)

13.  Shun-Chih Chen (4 out of 5 patents)

14.  Kwang-Ru Wang (4 out of 11 patents)

15.  Jung-kuei Hsu (4 out of 5 patents)


Core Competencies:
Light-Emitting Diode
Ultraviolet LED
Memory Element
Packaging Techniques
LED Streetlight
Organic Electro-Luminescent
Thermal Emitter
Lighting Control System
LED Display Module
High Efficiency
Optical Data Storage
Thermal Isolation

75 patents:

1. 11688825 - Composite substrate and light-emitting diode (2023-06-27),
2. 11233173 - Ultraviolet c light-emitting diode (2022-01-25),
3. 11004997 - Infrared thermal emitter (2021-05-11),
4. 10923633 - Top-emitting light-emitting diode (2021-02-16),
5. 10586831 - Light emitting diode memory (2020-03-10),
6. 10094970 - Light-emitting apparatus (2018-10-09),
7. 10073212 - Lamp structure (2018-09-11),
8. 10050156 - Resistive memory element (2018-08-14),
9. 9972746 - Substrate with lithium imide layer, LED with lithium imide layer and manufacturing method thereof (2018-05-15),
10. 9923119 - White LED chip and white LED packaging device (2018-03-20),
11. D811002 - Light fixture (2018-02-20),
12. 9786842 - Memory cell with functions of storage element and selector (2017-10-10),
13. 9583675 - White LED (2017-02-28),
14. 8981373 - White LED (2015-03-17),
15. 8871546 - Method of selective photo-enhanced wet oxidation for nitride layer regrowth on substrates and associated structure (2014-10-28),
Opto Tech Corporation, based in Hsinchu, Taiwan, specializes in the development and manufacturing of advanced light-emitting diode (LED) technologies. The company focuses on a diverse range of applications, including ultraviolet LEDs, organic electro-luminescent devices, and innovative packaging techniques. Opto Tech is committed to enhancing lighting solutions through its expertise in thermal emitters and lighting control systems, contributing to the evolution of energy-efficient lighting in various sectors, including street lighting and beyond.
Profile summary based on public USPTO records.

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USPTO Data Jan 1 1976 - Sep 29 2026

Opto Tech Corporation
75 Patents

#78 in Hsinchu

#297 in Taiwan

#9,996 in the World

Hsinchu, TW
Hsinchu, Taiwan

Opto Tech Corporation

Forward Citations = 1,123

137 inventors:

goldMedal Lung-Han Peng (14 out of 22 patents)

silverMedal Ming-Der Lin (11 out of 18 patents)

bronzeMedal Po-Chun Yeh (8 out of 19 patents)

4.  Jin-Shown Shie (7 out of 10 patents)

5.  Chien-Feng Chang (7 out of 9 patents)

Please report any incorrect information to [email protected]
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