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Darfon Electronics (Suzhou) Co., Ltd.

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USPTO Granted Patents = 40

% Expired Patents = 22.5

Forward Citations = 136

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39 inventors (with patents filed for the assignee):

Chia-Hung Liu (5 out of 32 patents)

Rui-Ming Liao (5 out of 5 patents)

Chien-Shih Hsu (5 out of 52 patents)

4. Yen-Chang Chen (4 out of 11 patents)

5. Hsin-Cheng Ho (4 out of 33 patents)

6. Chih-Chung Yen (4 out of 16 patents)

7. Ling-Hsi Chao (3 out of 29 patents)

8. Yu-Chang Shieh (3 out of 3 patents)

9. Hung-Chieh Lo (3 out of 4 patents)

10. Liang-Yu Yao (3 out of 6 patents)

11. Te Ping Hsu (2 out of 2 patents)

12. Ching-Yu Wang (2 out of 3 patents)

13. Chih-Hao Chen (2 out of 10 patents)

14. Po-Wei Tsai (2 out of 8 patents)

15. Huang-Hsiao Kao (2 out of 4 patents)

Core Competencies:

Keyswitch

Electric Bicycle

Illuminated Keyboard

Haptic Keyswitch

Backlight Module

Battery Lift Mechanism

Pointing Stick

Keyboard Device

Light Guide Plate

Pedelec

Force Feedback

Magnetic Restoration

40 patents: Sort by Forward Citations

1. 12124638 - Key scanning method and input device implemented therewith (2024-10-22),

2. 11290126 - Key scanning method, scan method for key scan circuit, and input device implemented therewith (2022-03-29),

3. 10994620 - Electric bicycle and battery lift mechanism and battery carrying device thereof (2021-05-04),

4. 10351013 - Electric bicycle and battery lift mechanism and battery carrying device thereof (2019-07-16),

5. 10211006 - Illuminated keyswitch (2019-02-19),

6. 10183591 - Electric bicycle and battery lift mechanism and battery carrying device thereof (2019-01-22),

7. 10128063 - Keyswitch (2018-11-13),

8. 10068726 - Keyswitch (2018-09-04),

9. 10008345 - Keyswitch (2018-06-26),

10. 10002725 - Keyswitch (2018-06-19),

11. 9984840 - Keyswitch structure, switch structure and method of assembling a keyswitch structure (2018-05-29),

12. 9983346 - Backlight module and light guide plate thereof (2018-05-29),

13. 9941070 - Keyswitch structure mounted within a circuit board and baseplate (2018-04-10),

14. 9875866 - Haptic keyswitch structure and input device (2018-01-23),

15. 9875865 - Haptic keyswitch structure and input device (2018-01-23),

Company Overview

Darfon Electronics (Suzhou) Co., Ltd. is a prominent player in the electronics manufacturing sector, specializing in advanced input devices and key technologies. The company focuses on the development of innovative solutions such as illuminated keyswitches, haptic keyswitches, and backlit keyboards, catering to diverse applications including consumer electronics and electric bicycles. With a strong emphasis on research and development, Darfon is dedicated to enhancing user experience through cutting-edge technologies like force feedback and light guide plates.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

40 Patents

#17 in Jiangsu

#794 in China

#17,098 in the World

Darfon Electronics (Suzhou) Co., Ltd.

Forward Citations = 136

39 inventors:

Chia-Hung Liu (5 out of 32 patents)

Rui-Ming Liao (5 out of 5 patents)

Chien-Shih Hsu (5 out of 52 patents)

4. Yen-Chang Chen (4 out of 11 patents)

5. Hsin-Cheng Ho (4 out of 33 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Darfon Electronics (Suzhou) Co., Ltd.. Retrieved from https://idiyas.com/company/darfon-electronics-suzhou-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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