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Trademarks = 1

Forward Citations = 42

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6 inventors (with patents filed for the assignee):

Jia Sen Qiu (14 out of 14 patents)

Wei Jin Chao (6 out of 6 patents)

Fan Wang (4 out of 20 patents)

4. Ding Gou Kun (3 out of 3 patents)

5. Chen Yuan Meng (1 out of 1 patent)

6. Shuiwang Fan (1 out of 2 patents)

29 patents: Sort by Forward Citations

1. 12404697 - Latch bolt installation structure and door lock using such structure (2025-09-02),

2. 12180745 - Door lock with handle (2024-12-31),

3. 12071805 - Hydraulic door closer capable of reducing oil-pressure therein in high temperature (2024-08-27),

4. 12024919 - Latch bolt installation structure and door lock using such structure (2024-07-02),

5. 11661763 - Anti-unlatched mechanism and a door lock thereof (2023-05-30),

6. 11572706 - Handle-locking mechanism and door lock using such mechanism (2023-02-07),

7. 11375807 - Lifting cabinet (2022-07-05),

8. 11242702 - Push-pull passage lock (2022-02-08),

9. 11096485 - Steel cable steering device, steel cable steering system and lifting cabinet (2021-08-24),

10. 11096484 - Lifting cabinet and device thereof (2021-08-24),

11. 11091948 - Hydraulic door closer capable of reducing oil-pressure therein in high temperature (2021-08-17),

12. 11091947 - Hydraulic door closer capable of reducing oil-pressure therein in high temperature (2021-08-17),

13. 11039685 - Transmission assembly, power unit and lifting cabinet (2021-06-22),

14. 10995532 - Pneumatic door closer (2021-05-04),

15. 10961759 - Pneumatic door closer (2021-03-30),

CMECH (GUANGZHOU) LTD. is a leading supplier of mechanical and electrical products based in Guangzhou, China. With over 20 years of experience in the industry, the company specializes in the design, manufacture, and distribution of high-quality HVAC systems, electrical components, and industrial automation equipment. CMECH is committed to providing reliable and energy-efficient solutions for various sectors including residential, commercial, and industrial buildings. Their products are known for their superior performance, durability, and innovative features. Visit their website for more information and to explore their extensive range of products.

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Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

29 Patents

#44 in Guangdong

#941 in China

#21,885 in the World

Guangdong, China

Cmech (Guangzhou) Ltd.