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Shanghai, China

Shanghai Kunjek Handtools and Hardware Co., Ltd.


USPTO Granted Patents = 11



Forward Citations = 25

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5 inventors (with patents filed for the assignee):

goldMedal Yeyi Fan (7 out of 7 patents)

silverMedal Hao Wen (2 out of 3 patents)

bronzeMedal Junhua Shen (1 out of 2 patents)

4.  Yeqing Tian (1 out of 5 patents)

5.  Weijun Song (1 out of 2 patents)


11 patents:

1. D850739 - Pipe dredge (2019-06-04),
2. D850738 - Pipe dredge (2019-06-04),
3. D850036 - Pipe dredge (2019-05-28),
4. D849341 - Pipe dredge (2019-05-21),
5. D849340 - Pipe dredge (2019-05-21),
6. D849339 - Pipe dredge (2019-05-21),
7. D840118 - Pipe dredge (2019-02-05),
8. D837698 - Hitch vise (2019-01-08),
9. 10155307 - Pipe wrench (2018-12-18),
10. 9220338 - Foldable table mechanism (2015-12-29),
11. 9186783 - Automatic bit-changing screwdriver (2015-11-17),
Shanghai Kunjek Handtools and Hardware Co., Ltd. is a leading manufacturer and supplier of high-quality hand tools and hardware products. With a focus on innovation and quality, Kunjek offers a wide range of tools for both professional and DIY users. Their products are known for their durability, reliability, and performance, making them a trusted choice for customers worldwide.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 2 2025

11 Patents

#205 in Shanghai

#2,237 in China

#50,136 in the World

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Shanghai, China

Shanghai Kunjek Handtools and Hardware Co., Ltd.

Forward Citations = 25

5 inventors:

goldMedal Yeyi Fan (7 out of 7 patents)

silverMedal Hao Wen (2 out of 3 patents)

bronzeMedal Junhua Shen (1 out of 2 patents)

4.  Yeqing Tian (1 out of 5 patents)

5.  Weijun Song (1 out of 2 patents)

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