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Grand Cayman, Cayman Islands

Concraft Holding Co., Ltd.

USPTO Granted Patents = 41

Trademarks = 1

Forward Citations = 75

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20 inventors (with patents filed for the assignee):

Kuo-Chi Lee (19 out of 25 patents)

Chin-Huang Lin (17 out of 20 patents)

Chin-Hsing Lee (11 out of 13 patents)

4. Shih-Chia Lai (7 out of 7 patents)

5. Jie-Ru Chen (6 out of 7 patents)

6. Chang-Hsien Tung (5 out of 17 patents)

7. Jin-Bo Peng (4 out of 4 patents)

8. Yong-Hong Jiang (4 out of 5 patents)

9. Feng-Cheng Chung (3 out of 3 patents)

10. Tong Su (3 out of 3 patents)

11. Jie Wu (3 out of 3 patents)

12. Tzu-Ching Tsai (3 out of 17 patents)

13. Zheng-Xiang Wang (2 out of 2 patents)

14. Yi-Hui Hsiao (2 out of 2 patents)

15. Lei Cheng (1 out of 3 patents)

41 patents: Sort by Forward Citations

1. 11277693 - Micro speaker unit with a waterproof effect (2022-03-15),

2. 11197101 - Micro speaker capable of preventing voice coil rubbing (2021-12-07),

3. 11178766 - Inner module with a retainer (2021-11-16),

4. 11057708 - Diaphragm for a micro loudspeaker (2021-07-06),

5. 10999669 - Combinatorial inner module (2021-05-04),

6. 10945064 - Inner module used in a wireless earphone (2021-03-09),

7. 10841676 - Inner module assembly formed by a metal tape (2020-11-17),

8. 10840685 - Cable-holding device with sealing assembly (2020-11-17),

9. 10788607 - Fresnel lens with a light receiving effect (2020-09-29),

10. 10732406 - Lens structure formed by materials in different refractive indexes (2020-08-04),

11. 10725213 - Lens structure formed by materials in different refractive indexes (2020-07-28),

12. 10712477 - Lens structure formed by materials in different refractive indexes (2020-07-14),

13. 10705264 - Varifocal lens module (2020-07-07),

14. 10642440 - Touch button with better feel in pressing (2020-05-05),

15. 9919417 - Direction-adjustable jig (2018-03-20),

CONCRAFT HOLDING CO., LTD. is a leading industrial company specializing in construction and real estate. With over 50 years of experience, CONCRAFT has established itself as a trusted provider of quality services and products in the construction industry. The company offers a wide range of solutions including engineering, architecture, property development, and project management. CONCRAFT is committed to delivering innovative and sustainable solutions to meet the evolving needs of its clients. For more information, please visit their website.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

41 Patents

#26 in Grand Cayman

#32 in Cayman Islands

#16,191 in the World

Grand Cayman, Cayman Islands

Concraft Holding Co., Ltd.

Forward Citations = 75

20 inventors:

Kuo-Chi Lee (19 out of 25 patents)

Chin-Huang Lin (17 out of 20 patents)

Chin-Hsing Lee (11 out of 13 patents)

4. Shih-Chia Lai (7 out of 7 patents)

5. Jie-Ru Chen (6 out of 7 patents)

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