For the Inventor, By the Inventor

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Hsinchu, Taiwan

Trend Tone Imaging, Inc.

USPTO Granted Patents = 2

% Expired Patents = 50.0

Forward Citations = 0

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7 inventors (with patents filed for the assignee):

Jui-Fa Chang (2 out of 8 patents)

Kuo-Tong Huang (2 out of 2 patents)

Kuei-Ying Chiu (2 out of 2 patents)

4. Ju-Feng Liao (2 out of 4 patents)

5. Chien-Sheng Huang (2 out of 3 patents)

6. Yi-Ling Liu (2 out of 8 patents)

7. I-Jein Cheng (2 out of 6 patents)

2 patents: Sort by Forward Citations

1. 8822117 - Chemical toner composition and method for preparing the same (2014-09-02),

2. 8557496 - Chemical toner composition and method for preparing the same (2013-10-15),

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USPTO Data Jan 1 1976 - Sep 22 2026

2 Patents

#560 in Hsinchu

#4,242 in Taiwan

Hsinchu, Taiwan

Trend Tone Imaging, Inc.

Forward Citations = 0

7 inventors:

Jui-Fa Chang (2 out of 8 patents)

Kuo-Tong Huang (2 out of 2 patents)

Kuei-Ying Chiu (2 out of 2 patents)

4. Ju-Feng Liao (2 out of 4 patents)

5. Chien-Sheng Huang (2 out of 3 patents)

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