For the Inventor, By the Inventor

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Hong Kong, China

Pfc Device Holdings Limited

USPTO Granted Patents = 14

Trademarks = 1

Forward Citations = 5

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10 inventors (with patents filed for the assignee):

Mei-Ling Chen (13 out of 30 patents)

Hung-Hsin Kuo (8 out of 27 patents)

Kuan-Yu Chen (3 out of 13 patents)

4. Paul Chung-Chen Chang (2 out of 2 patents)

5. Kuo-Liang Chao (2 out of 13 patents)

6. Lung-Ching Kao (2 out of 5 patents)

7. Yi-Lun Hsia (1 out of 1 patent)

8. Chung-Chen Chang (1 out of 1 patent)

9. Kou-Liang Chao (1 out of 7 patents)

10. Tse-Chuan Su (1 out of 9 patents)

14 patents: Sort by Forward Citations

1. 10490626 - Semiconductor device with super junction and process for the same (2019-11-26),

2. 9905666 - Trench schottky rectifier device and method for manufacturing the same (2018-02-27),

3. 9865700 - MOS P-N junction diode with enhanced response speed and manufacturing method thereof (2018-01-09),

4. 9853120 - Trench Schottky rectifier device and method for manufacturing the same (2017-12-26),

5. 9595617 - MOS P-N junction diode with enhanced response speed and manufacturing method thereof (2017-03-14),

6. 9536976 - Trench schottky rectifier device and method for manufacturing the same (2017-01-03),

7. 9520479 - Low-temperature epitaxial method for manufacturing backside field stop layer of insulated gate bipolar transistor (IGBT) (2016-12-13),

8. 9455328 - Low-temperature oxide method for manufacturing backside field stop layer of insulated gate bipolar transistor (2016-09-27),

9. 9406745 - Method of manufacturing super junction for semiconductor device (2016-08-02),

10. 9379180 - Super junction for semiconductor device and method for manufacturing the same (2016-06-28),

11. 9373728 - Trench MOS PN junction diode structure (2016-06-21),

12. 9362350 - MOS P-N junction diode with enhanced response speed and manufacturing method thereof (2016-06-07),

13. 9240470 - High-performance reverse-conduction field-stop (RCFS) insulated gate bipolar transistor and method for manufacturing the same (2016-01-19),

14. 9219170 - Trench schottky rectifier device and method for manufacturing the same (2015-12-22),

Company Overview

Pfc Device Holdings Limited is a Hong Kong-based company specializing in the development and manufacturing of advanced electronic devices and components. The organization focuses on innovative solutions in the fields of telecommunications and consumer electronics, leveraging cutting-edge technology to enhance product performance and user experience. With a commitment to research and development, Pfc Device Holdings aims to contribute to the evolving landscape of electronic devices, catering to both local and international markets.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

14 Patents

#246 in Hong Kong

#2,042 in China

#42,249 in the World

Hong Kong, China

Pfc Device Holdings Limited

Forward Citations = 5

10 inventors:

Mei-Ling Chen (13 out of 30 patents)

Hung-Hsin Kuo (8 out of 27 patents)

Kuan-Yu Chen (3 out of 13 patents)

4. Paul Chung-Chen Chang (2 out of 2 patents)

5. Kuo-Liang Chao (2 out of 13 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Pfc Device Holdings Limited. Retrieved from https://idiyas.com/company/pfc-device-holdings

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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