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For the Inventor, By the Inventor

Taichung, Taiwan

P-Duke Technology Co, Ltd.

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USPTO Granted Patents = 9

Trademarks = 4

Forward Citations = 3

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16 inventors (with patents filed for the assignee):

goldMedal Lien-Hsing Chen (9 out of 16 patents)

silverMedal Hsiao-Hua Chi (5 out of 5 patents)

bronzeMedal Ta-Wen Chang (3 out of 3 patents)

4.  Liang-Jhou Dai (3 out of 3 patents)

5.  Chun-Ping Chang (3 out of 5 patents)

6.  Yung-Chi Chang (3 out of 3 patents)

7.  Hao-Jen Wang (2 out of 2 patents)

8.  Chia-Ti Lai (2 out of 2 patents)

9.  Cheng-Te Tsai (2 out of 4 patents)

10.  Sheng-Ken Huang (2 out of 3 patents)

11.  Ching-Ming Lai (2 out of 4 patents)

12.  Chien-Hsiung Huang (1 out of 1 patent)

13.  Wei-Sheng Wang (1 out of 2 patents)

14.  Tien-Yu Chen (1 out of 1 patent)

15.  Wei-Hsuan Lin (1 out of 1 patent)


9 patents:

1. 12334804 - Switching power converting apparatus (2025-06-17),
2. 12183497 - High-insulation multilayer planar transformer and circuit board integration thereof (2024-12-31),
3. 12015350 - Multi-phase converter including a duty cycle limiter (2024-06-18),
4. 11769625 - Transformer apparatus reducing magnetic field interference (2023-09-26),
5. 11728739 - Power converter (2023-08-15),
6. 11705909 - Frequency-locked circuit for variable frequency topology and frequency-locked method thereof (2023-07-18),
7. 11418123 - Power supply apparatus suppressing transient voltage (2022-08-16),
8. 10833587 - Control circuit having extended hold-up time and conversion system having extended hold-up time (2020-11-10),
9. 10559418 - Inverter structure and method for assembling the same (2020-02-11),
Company Overview
P-duke Technology Co, Ltd. is a leading provider of power management solutions, specializing in the design and manufacture of high-performance power ICs and modules. With a focus on innovation and quality, P-duke Technology aims to meet the diverse needs of customers in various industries such as automotive, consumer electronics, and industrial applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

9 Patents

#193 in Taichung

#1,551 in Taiwan

Taichung, TW
Taichung, Taiwan

P-Duke Technology Co, Ltd.

Forward Citations = 3

16 inventors:

goldMedal Lien-Hsing Chen (9 out of 16 patents)

silverMedal Hsiao-Hua Chi (5 out of 5 patents)

bronzeMedal Ta-Wen Chang (3 out of 3 patents)

4.  Liang-Jhou Dai (3 out of 3 patents)

5.  Chun-Ping Chang (3 out of 5 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: P-Duke Technology Co, Ltd.. Retrieved from https://idiyas.com/company/p-duke-technology-company

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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