Wei-Kang Cheng

This inventor holds 42 USPTO granted patents and 3 published patent applications and 6 EPO patents, primarily in Light Emitting Devices. Top assignees: Formosa Epitaxy Incorporation, Epistar Corporation. Active years: 2009-2023.

USPTO Granted Patents = 42 (Patent Applications = 3)

% Patents Active = 97.6

EPO Patents = 6 (Patent Applications = 5)

Average Co-Inventor Count = 5.1

ph-index = 7

Forward Citations = 150(Granted Patents)

Location History:

Tao-Yuan Hsien, TW (2012 - 2016)
Taoyuan, TW (2009 - 2019)
Taoyuan County, TW (2015 - 2022)
Hsinchu, TW (2018 - 2022)
Lung Tan, TW (2023)

Company Filing History:

29 out of 77

Formosa Epitaxy Incorporation

Years Active: 2009-2023

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Areas of Expertise:

Light Emitting Diode

Illumination Device

Semiconductor Component

LED Unit

High-Voltage Device

Oxynitride Phosphor

Base for Light Emitting Unit

Manufacturing Method

Light Emitting Apparatus

Metal Bump

Indentations

Partial Semiconductor

42 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11808436 - Light emitting apparatus (2023-11-07),

2. 11515457 - Light-emitting device and light-emitting apparatus comprising the same (2022-11-29),

3. 11255524 - Light emitting device (2022-02-22),

4. 10670244 - Light emitting device (2020-06-02),

5. 10644209 - Light-emitting device and light-emitting apparatus comprising the same (2020-05-05),

6. 10586895 - Light-emitting diode chip having a plurality of indentations (2020-03-10),

7. 10340431 - Light-emitting device with metal bump (2019-07-02),

8. 10306714 - Semiconductor component and light emitting device using same (2019-05-28),

9. 10256371 - Light-emitting diode chip (2019-04-09),

10. 10247395 - Light emitting device (2019-04-02),

11. 9876153 - Light-emitting device (2018-01-23),

12. 9741699 - Light emitting device (2017-08-22),

13. 9661698 - Light emitting component and light emitting device using same (2017-05-23),

14. 9368483 - Illumination device capable of decreasing shadow of lighting effect (2016-06-14),

15. D758329 - Partial semiconductor light emitting component (2016-06-07),

Title: The Innovative Contributions of Wei-Kang Cheng in Light Emitting Technology

Introduction: Wei-Kang Cheng, an influential inventor based in Taoyuan County, Taiwan, has made significant contributions to the field of light-emitting technology. With a remarkable portfolio of 42 patents, he has been at the forefront of innovations that enhance the efficiency and functionality of light-emitting devices.

Latest Patents: Among his latest innovations is a sophisticated light-emitting apparatus. This apparatus includes a first light-emitting device characterized by a substrate that supports multiple LED chips aimed at emitting light effectively through its structure. It features a first wavelength conversion layer that interacts directly with these LED chips and an accompanying support system designed with careful angles to maintain structural integrity. Another noteworthy patent details a flexible light-emitting device that integrates a light-emitting unit with a reflective layer, optimizing light diffusion.

Career Highlights: Wei-Kang Cheng has contributed his expertise at prominent companies such as Formosa Epitaxy Incorporation and Epistar Corporation. His work in these organizations has played a vital role in the advancement of LED technology and its application in various industries.

Collaborations: Throughout his career, Cheng has collaborated with notable professionals, including Shyi-Ming Pan and Chen-Hong Lee. These partnerships have facilitated the exchange of ideas and further propelled the development of innovative lighting solutions.

Conclusion: Wei-Kang Cheng's dedication to innovation in the field of light-emitting technologies showcases his invaluable role as an inventor. His extensive patent portfolio and collaborative efforts underscore the impact he continues to have on advancing lighting solutions that benefit various applications globally.