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New Taipei, Taiwan

Princeton Technology Corporation

USPTO Granted Patents = 193

% Expired Patents = 67.9

EPO Patents = 1

Forward Citations = 689

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165 inventors (with patents filed for the assignee):

Cheng-Yung Teng (13 out of 13 patents)

Ming-Chung Li (9 out of 9 patents)

Wei-Chih Huang (8 out of 19 patents)

4. Wen-Jan Lee (8 out of 8 patents)

5. Chi-Lin Hsu (8 out of 8 patents)

6. De-Yu Kao (6 out of 6 patents)

7. Yen-Ynn Chou (6 out of 6 patents)

8. Yung-Yu Wu (6 out of 6 patents)

9. Yang-Han Lee (5 out of 26 patents)

10. Ming-Yuan Tsao (5 out of 5 patents)

11. Ming-Hsiung Chen (5 out of 25 patents)

12. Shang-Shu Chung (5 out of 12 patents)

13. Huei-Huang Chen (5 out of 5 patents)

14. Kwo-Wei Chang (5 out of 5 patents)

15. Shiun-Dian Jan (5 out of 8 patents)

Core Competencies:

Audio Processing

LED Driving Circuit

Motor Controller

Current Control Circuit

Electrostatic Discharge Protection

Touch Sensing Circuit

Voltage Detecting Device

Image Display Device

Video Processing

Gain Controlling System

Power Converting System

Frequency Modulation

193 patents: Sort by Forward Citations

1. 10396697 - Motor operating systems and methods thereof (2019-08-27),

2. 10243726 - Signal transceiving device and methods for detecting a synchronization point in a signal (2019-03-26),

3. 10211764 - Short-circuit detection circuit in a full-bridge circuit (2019-02-19),

4. 10110151 - Motor operating systems and methods thereof (2018-10-23),

5. 10091848 - Current control circuit (2018-10-02),

6. 9717126 - Current control circuits (2017-07-25),

7. 9658982 - Data structure product and method for interface transmission (2017-05-23),

8. 9648682 - Current control circuits (2017-05-09),

9. 9634483 - Electrostatic discharge (ESD) protection circuit with EOS and latch-up immunity (2017-04-25),

10. 9380666 - LED driving device and method for improving harmonic current distortion on a LED driving device (2016-06-28),

11. 9354754 - Touch devices having driving unit for detecting a touch point position and touch point position detection methods thereof (2016-05-31),

12. 9261546 - Touch sensing circuit and method (2016-02-16),

13. 9197207 - Touch sensor circuit and touch display device (2015-11-24),

14. 9161405 - Light emitting diode driving circuit and system (2015-10-13),

15. 9144124 - Method and apparatus for driving light emitting diode (2015-09-22),

Princeton Technology Corporation, based in New Taipei, Taiwan, specializes in advanced audio signal processing technologies. The company focuses on developing innovative solutions in various domains, including audio processing, LED driving circuits, and motor controllers. Their expertise extends to current control circuits, electrostatic discharge protection, touch sensing circuits, voltage detecting devices, and image display devices. Princeton Technology is committed to enhancing audio and visual experiences through cutting-edge technology and reliable product offerings.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

Princeton Technology Corporation

193 Patents

#26 in New Taipei

#139 in Taiwan

#4,363 in the World

New Taipei, Taiwan

Princeton Technology Corporation

Forward Citations = 689

165 inventors:

Cheng-Yung Teng (13 out of 13 patents)

Ming-Chung Li (9 out of 9 patents)

Wei-Chih Huang (8 out of 19 patents)

4. Wen-Jan Lee (8 out of 8 patents)

5. Chi-Lin Hsu (8 out of 8 patents)

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