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Shanghai, China

Enraytek Optoelectronics Co., Ltd.

USPTO Granted Patents = 22

EPO Patents = 5

Forward Citations = 33

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21 inventors (with patents filed for the assignee):

Richard Rugin Chang (10 out of 21 patents)

Qiming Li (8 out of 107 patents)

Deyuan Xiao (8 out of 93 patents)

4. Huiwen Xu (8 out of 13 patents)

5. Yu Zhang (4 out of 98 patents)

6. Tingting Yu (2 out of 13 patents)

7. Shuai Zhang (2 out of 19 patents)

8. Houyong Ma (2 out of 2 patents)

9. Hongbo Yu (2 out of 2 patents)

10. Mengjan Cherng (2 out of 2 patents)

11. Zhengguo Yu (1 out of 1 patent)

12. Jing Ju (1 out of 3 patents)

13. Zhengzhang You (1 out of 1 patent)

14. Jingchao Xie (1 out of 1 patent)

15. Qing Rao (1 out of 8 patents)

22 patents: Sort by Forward Citations

1. 10490701 - Light emitting diode chip (2019-11-26),

2. 10283346 - Sapphire substrate recycling method (2019-05-07),

3. D824343 - LED chip (2018-07-31),

4. 9842963 - GaN-based LED epitaxial structure and preparation method thereof (2017-12-12),

5. D795822 - LED chip (2017-08-29),

6. D794582 - LED chip (2017-08-15),

7. 9735316 - Method for manufacturing high voltage LED flip chip (2017-08-15),

8. 9698305 - High voltage LED flip chip (2017-07-04),

9. 9698197 - High-voltage flip LED chip and manufacturing method thereof (2017-07-04),

10. 9601660 - Reversely-installed photonic crystal LED chip and method for manufacturing same (2017-03-21),

11. 9419173 - Flip-chip LED and fabrication method thereof (2016-08-16),

12. 9345086 - Lighting circuit (2016-05-17),

13. 9306122 - Light emitting diode and a manufacturing method thereof, a light emitting device (2016-04-05),

14. 9202985 - Light emitting diode and forming method thereof (2015-12-01),

15. 9082891 - Methods for manufacturing isolated deep trench and high-voltage LED chip (2015-07-14),

ENRAYTEK OPTOELECTRONICS CO., LTD. is a leading manufacturer and supplier of optoelectronic components and solutions. With over 20 years of experience in the industry, we specialize in the design, development, and production of high-quality optoelectronic products including LEDs, photodiodes, laser modules, and optical sensors. Our products are widely used in various industries such as telecommunications, automotive, medical, and consumer electronics. At ENRAYTEK, we are committed to delivering superior products that meet the highest standards of performance, reliability, and efficiency. Visit our website to learn more about our innovative solutions and how we can meet your optoelectronic needs.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

22 Patents

#121 in Shanghai

#1,195 in China

#27,889 in the World

Shanghai, China

Enraytek Optoelectronics Co., Ltd.

Forward Citations = 33

21 inventors:

Richard Rugin Chang (10 out of 21 patents)

Qiming Li (8 out of 107 patents)

Deyuan Xiao (8 out of 93 patents)

4. Huiwen Xu (8 out of 13 patents)

5. Yu Zhang (4 out of 98 patents)

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