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For the Inventor, By the Inventor

Chiayi Hsien, Taiwan

Cheng Long Machinery Co., Ltd.


USPTO Granted Patents = 1

Forward Citations = 13

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1 inventor (with patents filed for the assignee):

goldMedal Tsung-Jen Chen (1 out of 19 patents)


1 patent:

1. 8152698 - Dual-mode exercise machine (2012-04-10),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#13 in Chiayi Hsien

#5,928 in Taiwan

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Chiayi Hsien, Taiwan

Cheng Long Machinery Co., Ltd.

Forward Citations = 13

1 inventor:

goldMedal Tsung-Jen Chen (1 out of 19 patents)

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