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Taoyuan, Taiwan

E-Ray Optoelectronics Technology Co., Ltd.

USPTO Granted Patents = 13

% Expired Patents = 38.5

Forward Citations = 16

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26 inventors (with patents filed for the assignee):

Banumathy Balaganesan (8 out of 9 patents)

Heh-Lung Huang (7 out of 18 patents)

Yi-Huan Fu (4 out of 4 patents)

4. Po-Wei Hsu (3 out of 4 patents)

5. Cheng-Chung Yao (2 out of 2 patents)

6. Kun-Feng Chiang (2 out of 3 patents)

7. Huang-Ming Guo (2 out of 3 patents)

8. Chi-Jen Lin (2 out of 5 patents)

9. Wen-Yao Huang (2 out of 2 patents)

10. Min-Jong Chang (2 out of 2 patents)

11. Wen-Chin Huang (2 out of 2 patents)

12. Huang-Ying Lin (1 out of 1 patent)

13. Hsuan-Lung Lu (1 out of 1 patent)

14. Po-Wei Hsieh (1 out of 1 patent)

15. Hui-Hsu Chen (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 11393983 - Phenyl biphenylpyrimidine compound and an organic electroluminescent device using the same (2022-07-19),

2. 10580995 - Compounds for organic electroluminescent components and organic electroluminescent devices using the same (2020-03-03),

3. 10243147 - Organic light-emitting element (2019-03-26),

4. 10014480 - Heterocyclic compounds and organic electroluminescent devices using the same (2018-07-03),

5. 9812654 - Phosphorescent materials for organic electroluminescent devices (2017-11-07),

6. 9559312 - Imidazole compound, material for electronic device, electroluminescent device, and electronic device thereof (2017-01-31),

7. 9353085 - Compound for organic electroluminescent device and organic electroluminescent devices using the same (2016-05-31),

8. 9306096 - Electrically conducting compositions for organic electronic devices (2016-04-05),

9. 9153787 - Electron transporting compounds and organic electroluminescent devices using the same (2015-10-06),

10. 8592055 - Compound for organic electroluminescent device and organic electroluminescent device having the same (2013-11-26),

11. 7939184 - Amine compounds, their preparation processes and the organic electroluminescent devices using the same (2011-05-10),

12. 6838194 - Efficient organic electroluminescent devices with red fluorescent dopants (2005-01-04),

13. 6649089 - Red organic electroluminescent materials (2003-11-18),

Company Overview

E-Ray Optoelectronics Technology Co., Ltd. is a prominent player in the field of optoelectronics, specializing in the development and manufacturing of advanced optical components and systems. The company focuses on innovative technologies that enhance performance in various applications, including displays, lighting, and communication systems. Based in Taoyuan, Taiwan, E-Ray is committed to driving advancements in optoelectronic solutions, catering to both local and global markets with a strong emphasis on quality and technological excellence.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

13 Patents

#118 in Taoyuan

#1,169 in Taiwan

#45,039 in the World

Taoyuan, Taiwan

E-Ray Optoelectronics Technology Co., Ltd.

Forward Citations = 16

26 inventors:

Banumathy Balaganesan (8 out of 9 patents)

Heh-Lung Huang (7 out of 18 patents)

Yi-Huan Fu (4 out of 4 patents)

4. Po-Wei Hsu (3 out of 4 patents)

5. Cheng-Chung Yao (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: E-Ray Optoelectronics Technology Co., Ltd.. Retrieved from https://idiyas.com/company/e-ray-optoelectronics-technology-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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