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Taoyuan, Taiwan

Chunghwa Precision Test Tech. Co., Ltd.

USPTO Granted Patents = 49

Forward Citations = 33

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29 inventors (with patents filed for the assignee):

Wei-Jhih Su (31 out of 31 patents)

Kai-Chieh Hsieh (22 out of 22 patents)

Wen-Tsung Lee (15 out of 16 patents)

4. Chao-Hui Tseng (13 out of 13 patents)

5. Chih-Peng Hsieh (11 out of 11 patents)

6. Hao-Yen Cheng (9 out of 9 patents)

7. Hsun-Tai Wei (6 out of 6 patents)

8. Chao-Chiang Liu (6 out of 6 patents)

9. Rong-Yang Lai (5 out of 5 patents)

10. Vel Sankar Ramachandran (4 out of 4 patents)

11. Meng-Chieh Cheng (4 out of 4 patents)

12. Mei-Hui Chen (4 out of 4 patents)

13. Hsien-Yu Wang (3 out of 3 patents)

14. Yen-Chen Chen (3 out of 4 patents)

15. Hong-Ming Chen (3 out of 3 patents)

49 patents: Sort by Forward Citations

1. 12467949 - Cantilever probe card device and light absorption probe (2025-11-11),

2. 12203961 - Vertical probe card device and fence-like probe thereof (2025-01-21),

3. 12181496 - Cantilever probe card and probe module thereof (2024-12-31),

4. 12146897 - Vertical probe card having different probes (2024-11-19),

5. 12111336 - Modular vertical probe card (2024-10-08),

6. 12092661 - Cantilever probe card device and elastic probe thereof (2024-09-17),

7. 11988686 - Vertical probe card and fence-like probe thereof (2024-05-21),

8. 11933817 - Probe card device and transmission structure (2024-03-19),

9. 11913973 - Cantilever probe card device and focusing probe thereof (2024-02-27),

10. 11879912 - Cantilever probe card and carrier thereof (2024-01-23),

11. 11747395 - Board-like connector, single-arm bridge of board-like connector, and wafer testing assembly (2023-09-05),

12. 11699871 - Board-like connector, dual-arm bridge of board-like connector, and wafer testing assembly (2023-07-11),

13. 11592466 - Probe card device and self-aligned probe (2023-02-28),

14. 11561244 - Board-like connector, dual-ring bridge of board-like connector, and wafer testing assembly (2023-01-24),

15. 11536744 - Probe card device and dual-arm probe (2022-12-27),

CHUNGHWA PRECISION TEST TECH. CO., LTD. is a leading provider of precision testing solutions for electronic components and devices. With years of experience and expertise, we offer a wide range of testing equipment and services to various industries including semiconductor, consumer electronics, and telecommunications. Our commitment to delivering high-quality products and exceptional customer service has made us a trusted partner in the industry. Visit our website to learn more about our comprehensive testing solutions and how we can help your business succeed.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

49 Patents

#35 in Taoyuan

#394 in Taiwan

#13,836 in the World

Taoyuan, Taiwan

Chunghwa Precision Test Tech. Co., Ltd.

Forward Citations = 33

29 inventors:

Wei-Jhih Su (31 out of 31 patents)

Kai-Chieh Hsieh (22 out of 22 patents)

Wen-Tsung Lee (15 out of 16 patents)

4. Chao-Hui Tseng (13 out of 13 patents)

5. Chih-Peng Hsieh (11 out of 11 patents)

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