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Hanwit Precision Industries Ltd.

USPTO Granted Patents = 40

Forward Citations = 130

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7 inventors (with patents filed for the assignee):

Ming-De Wu (24 out of 24 patents)

Ying-Chih Tseng (19 out of 19 patents)

Ching-Kai Chang (16 out of 16 patents)

4. Chih-Yuan Chen (5 out of 12 patents)

5. Ming-Chung Chiu (5 out of 8 patents)

6. Chih-Wei Chou (1 out of 1 patent)

7. Kuo-Chung Wang (1 out of 4 patents)

Core Competencies:

Fixing Device

Floating Fastener

Chassis Quick Release Device

Positioning Fastener

Detachable Mounting Device

Rotary Fastener

Handle Locking Structure

Shock-Absorbing Structure

Quick-Positioning Screw Assembly

Fastener for Securing Interface Card

Pressable Locating Device

Panel Member Locking Device

40 patents: Sort by Forward Citations

1. 12449864 - Two-stage fixing device (2025-10-21),

2. 12429931 - Two-stage fixing device (2025-09-30),

3. 12429078 - Fixing device (2025-09-30),

4. 12404886 - Fixing device (2025-09-02),

5. 12326167 - Chassis quick release device (2025-06-10),

6. 12297853 - Push controlled positioning device (2025-05-13),

7. 12234849 - Pressable locating device and driving mechanism (2025-02-25),

8. 12173746 - Floating fastener with shock-absorbing structure (2024-12-24),

9. 12058832 - Chassis quick release device (2024-08-06),

10. 12055175 - Floating fastener (2024-08-06),

11. 11466722 - Floating fastener (2022-10-11),

12. 11441329 - Handle locking structure (2022-09-13),

13. 11372459 - Fastener for securing interface card (2022-06-28),

14. 11306753 - Board member fastener (2022-04-19),

15. 11109505 - Locating device (2021-08-31),

Hanwit Precision Industries Ltd. is a leading manufacturer and supplier of high-precision components and assemblies for various industries. With over 20 years of experience, we specialize in producing precision-machined parts using advanced technologies and state-of-the-art machinery. Our commitment to quality and customer satisfaction has enabled us to establish strong partnerships with global clients. We offer a wide range of services including CNC machining, tooling, prototyping, and engineering solutions. Visit our website to learn more about our capabilities and explore our extensive product portfolio.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

40 Patents

#153 in Taipei

#467 in Taiwan

#16,572 in the World

Hanwit Precision Industries Ltd.

Forward Citations = 130

7 inventors:

Ming-De Wu (24 out of 24 patents)

Ying-Chih Tseng (19 out of 19 patents)

Ching-Kai Chang (16 out of 16 patents)

4. Chih-Yuan Chen (5 out of 12 patents)

5. Ming-Chung Chiu (5 out of 8 patents)

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