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For the Inventor, By the Inventor

Tainan, Taiwan

Yienn Lih Enterprises Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 10

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1 inventor (with patents filed for the assignee):

goldMedal Hua-Te Wu (2 out of 19 patents)


2 patents:

1. 6508425 - One-way pepper grinding tool (2003-01-21),
2. 5722606 - Pepper grinder (1998-03-03),
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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#216 in Tainan

#4,103 in Taiwan

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Tainan, Taiwan

Yienn Lih Enterprises Co., Ltd.

Forward Citations = 10

1 inventor:

goldMedal Hua-Te Wu (2 out of 19 patents)

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