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Taichung, Taiwan

Foxnum Technology Co., Ltd.

USPTO Granted Patents = 54

% Expired Patents = 90.7

Trademarks = 1

Forward Citations = 85

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50 inventors (with patents filed for the assignee):

Hsing-Chang Liu (9 out of 9 patents)

Yaw-Shen Lai (8 out of 8 patents)

Rong-Hwang Horng (7 out of 7 patents)

4. You-Ren Lin (6 out of 6 patents)

5. Shen-An Chen (6 out of 6 patents)

6. Han-Chieh Chang (6 out of 7 patents)

7. Yueh-Hsun King (5 out of 5 patents)

8. Jhy-Hau Chiu (5 out of 5 patents)

9. Rong-Cong Hung (5 out of 5 patents)

10. Shih-Chang Chen (5 out of 5 patents)

11. Yi-Cheng Su (4 out of 4 patents)

12. Chih-Jung Liu (4 out of 4 patents)

13. Chin-Hsien Ting (4 out of 4 patents)

14. Chau-Lin Chang (4 out of 4 patents)

15. Hsuan-Hung Hsu (3 out of 3 patents)

Core Competencies:

Motor Control

Injection Molding

Energy Retrieval

CNC Machine Control

Pulse Generator

Parameter Setting

Torque Compensation

Testing Systems

Voltage Protection

Drilling Systems

Tool Compensation

Remote Control

54 patents: Sort by Forward Citations

1. D829061 - Oil press (2018-09-25),

2. 9440387 - Nozzle of injection machine and heating apparatus of the nozzle (2016-09-13),

3. 9231501 - Energy retrieving device (2016-01-05),

4. 8851876 - Injection mold (2014-10-07),

5. 8255064 - Remote CNC machine control switch (2012-08-28),

6. 8251619 - Hole machining method for circuit board (2012-08-28),

7. 8240584 - Hose frame assembly (2012-08-14),

8. 8212692 - Manual pulse generator with touch sensor inputs (2012-07-03),

9. 8199121 - Control system and method for manual pulse generator (2012-06-12),

10. 8143840 - Device for controlling induction motor (2012-03-27),

11. 8116903 - Control system and method for display of injection molding machine (2012-02-14),

12. 8116888 - Parameter setting system and method for programmable logic controller (2012-02-14),

13. 8089229 - Motor driving system and method (2012-01-03),

14. 8089040 - Encoder assembly (2012-01-03),

15. 8082046 - Injection molding system and method for setting valve action (2011-12-20),

Foxnum Technology Co., Ltd. is a prominent player in the field of motor control systems, headquartered in Taichung, Taiwan. The company specializes in developing advanced technologies for motor control, including applications in injection molding and CNC machine control. Foxnum's expertise extends to energy retrieval systems, pulse generators, and torque compensation, providing innovative solutions that enhance efficiency and precision in various industrial processes. Their commitment to research and development positions them as a leader in the motor control domain.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Sep 29 2026

54 Patents

#42 in Taichung

#376 in Taiwan

#13,100 in the World

Taichung, Taiwan

Foxnum Technology Co., Ltd.

Forward Citations = 85

50 inventors:

Hsing-Chang Liu (9 out of 9 patents)

Yaw-Shen Lai (8 out of 8 patents)

Rong-Hwang Horng (7 out of 7 patents)

4. You-Ren Lin (6 out of 6 patents)

5. Shen-An Chen (6 out of 6 patents)

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