Enter assignee name

Trademarks = 2

Forward Citations = 200

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3 inventors (with patents filed for the assignee):

Hsin-Chi Chen (16 out of 17 patents)

Frank Wang (1 out of 5 patents)

Pao-Hsiang Chen (1 out of 1 patent)

17 patents: Sort by Forward Citations

1. 10086496 - Safety cover for sand grinder (2018-10-02),

2. 9962816 - Pneumatic tool using single controller for both forward/reverse switching and speed adjustment (2018-05-08),

3. 9643301 - Impact device for power transmission (2017-05-09),

4. D759454 - Power tool (2016-06-21),

5. D758157 - Power tool (2016-06-07),

6. 8499852 - Switch for pneumatic tool (2013-08-06),

7. 8109123 - Riveting unit for electric rivet gun (2012-02-07),

8. D572554 - Electric handtool (2008-07-08),

9. D567045 - Cordless ratchet wrench (2008-04-22),

10. 7352546 - Motor overcurrent protection device (2008-04-01),

11. 7307230 - Mechanism for controlling circuit-closing/opening of power ratchet wrench (2007-12-11),

12. 7306050 - Toothed ring connecting structure of a power tool (2007-12-11),

13. 7186117 - Connection mechanism for battery pack and power tools (2007-03-06),

14. 7147063 - Double-ram striker assembly (2006-12-12),

15. 6751952 - Muffling structure for pneumatic tool (2004-06-22),

TRANMAX MACHINERY CO., LTD. is a leading manufacturer of industrial machinery and equipment. With over 20 years of experience in the industry, we specialize in manufacturing high-quality machines for various sectors including construction, agriculture, and transportation. Our commitment to innovation and customer satisfaction has made us a trusted name in the market. Visit our website for more information and to explore our range of products.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

17 Patents

#86 in Taichung

#907 in Taiwan

#34,819 in the World

Taichung, Taiwan

Tranmax Machinery Co., Ltd.

Forward Citations = 200

3 inventors:

Hsin-Chi Chen (16 out of 17 patents)

Frank Wang (1 out of 5 patents)

Pao-Hsiang Chen (1 out of 1 patent)

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