Enter assignee name

% Expired Patents = 93.8

Forward Citations = 65

Loading Chart...

3 inventors (with patents filed for the assignee):

Jon-Fwu Hwu (16 out of 16 patents)

Yung-Fu Wu (16 out of 23 patents)

Kui-Chiang Liu (14 out of 14 patents)

16 patents: Sort by Forward Citations

1. 9121579 - Method for manufacturing integrally formed multi-layer light-emitting device (2015-09-01),

2. 8871534 - Method for fabricating led light tube (2014-10-28),

3. 8789976 - Integrated multi-layered illuminating unit and integrated multi-layered illuminating assembling unit (2014-07-29),

4. 8772819 - Multi-layer array type LED device (2014-07-08),

5. 8714797 - Integrally formed multi-layer light-emitting device (2014-05-06),

6. 8575645 - Thin multi-layer LED array engine (2013-11-05),

7. 8496771 - Method of filling and sealing a fluorescent layer in a slot space defined by two optical lenses and a partition ring (2013-07-30),

8. D685115 - LED bulb (2013-06-25),

9. 8445936 - Integrally formed high-efficient multi-layer light-emitting device (2013-05-21),

10. 8338923 - Package structure of multi-layer array type LED device (2012-12-25),

11. 8338851 - Multi-layer LED array engine (2012-12-25),

12. 8316534 - Method for packaging airtight multi-layer array type LED (2012-11-27),

13. 8253330 - Airtight multi-layer array type LED (2012-08-28),

14. 8248701 - Optical lens assembly having fluorescent layer (2012-08-21),

15. 8247969 - Optical lens having fluorescent layer adapted for LED packaging structure (2012-08-21),

Gem Weltronics Twn Corporation is a technology-driven company based in Hsinchu, Taiwan, specializing in the development and manufacturing of advanced electronic components and systems. The organization focuses on innovative solutions in the fields of telecommunications, consumer electronics, and industrial automation. With a commitment to research and development, Gem Weltronics aims to enhance connectivity and efficiency across various sectors, contributing to the evolution of modern technology and supporting the growing demands of global markets.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

16 Patents

#187 in Hsinchu

#994 in Taiwan

#37,788 in the World

Hsinchu, Taiwan

Gem Weltronics Twn Corporation

Forward Citations = 65

3 inventors:

Jon-Fwu Hwu (16 out of 16 patents)

Yung-Fu Wu (16 out of 23 patents)

Kui-Chiang Liu (14 out of 14 patents)

Please report any incorrect information to [email protected]