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Taoyuan, Taiwan

Phihong Technology Co., Ltd.

USPTO Granted Patents = 37

CIPO Patents = 1

EPO Patents = 12

Trademarks = 2

Forward Citations = 77

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45 inventors (with patents filed for the assignee):

Chun-Chen Chen (12 out of 49 patents)

Jian-Hsieng Lee (11 out of 12 patents)

Hsiao-Tung Ku (6 out of 6 patents)

4. Mu-Hsun Chen (3 out of 3 patents)

5. Ying-Chieh Yeh (3 out of 3 patents)

6. Yao-Chun Tung (3 out of 3 patents)

7. Ming-Huang Hung (2 out of 2 patents)

8. Po-Chi Hung (2 out of 2 patents)

9. Yan-Keng Tan (2 out of 2 patents)

10. Chen-Chan Lin (2 out of 2 patents)

11. Richard Frosch (2 out of 2 patents)

12. Zhenya Gong (2 out of 2 patents)

13. Ming-Shen Kao (2 out of 2 patents)

14. Po-Ching Yu (2 out of 2 patents)

15. Wei-Chun Chang (2 out of 2 patents)

37 patents: Sort by Forward Citations

1. 12482581 - Card-type USB C transfer device (2025-11-25),

2. 12468363 - Bidirectional power over ethernet to USB-C converter for power and data (2025-11-11),

3. 12463454 - Parallel multi-source power supply system with a unified output (2025-11-04),

4. 12224662 - LLC resonant converter with variable turns ratio (2025-02-11),

5. 12199505 - Llc resonant converter with variable resonant tank (2025-01-14),

6. 12113454 - LLC resonant converter with windings fabricated on PCB (2024-10-08),

7. 11949337 - Flyback power converter and controlling method of the same (2024-04-02),

8. 11862908 - Power plug device (2024-01-02),

9. 11778773 - Choke structure with water cooling (2023-10-03),

10. 11594360 - Electromagnetic apparatus with heat sink structure (2023-02-28),

11. 11349325 - Temperature dependent current and pulse controlled charging method for a battery charger (2022-05-31),

12. 11336109 - Dual port battery charging system and the method thereof (2022-05-17),

13. 11258281 - Intelligence AC to DC maximum power management method of a battery charger (2022-02-22),

14. 11254231 - Circuit and method for detecting control pilot abnormality of a DC charging pile (2022-02-22),

15. 11095067 - Electrical connector with waterproof structure (2021-08-17),

Established in 1972, Phihong Technology Co., Ltd. is a leading global manufacturer of electronic components and energy-efficient power solutions. With a diverse product portfolio, Phihong serves various industries including telecommunications, home automation, industrial automation, and electric vehicles. Committed to excellence and innovation, Phihong continuously delivers high-quality products and reliable power solutions to meet the evolving needs of customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

37 Patents

#43 in Taoyuan

#499 in Taiwan

#17,736 in the World

Taoyuan, Taiwan

Phihong Technology Co., Ltd.

Forward Citations = 77

45 inventors:

Chun-Chen Chen (12 out of 49 patents)

Jian-Hsieng Lee (11 out of 12 patents)

Hsiao-Tung Ku (6 out of 6 patents)

4. Mu-Hsun Chen (3 out of 3 patents)

5. Ying-Chieh Yeh (3 out of 3 patents)

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