For the Inventor, By the Inventor

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Menlo Park, CA, United States of America

Precoad Inc.

USPTO Granted Patents = 3

Forward Citations = 33

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4 inventors (with patents filed for the assignee):

Charles K Chui (3 out of 33 patents)

Haishan Wang (2 out of 6 patents)

Dongfang Shi (1 out of 1 patent)

4. Jianzhong Wang (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 8270469 - Encoding video at multiple resolution levels (2012-09-18),

2. 8238419 - Displaying video at multiple resolution levels (2012-08-07),

3. 7570832 - Image clean-up and pre-coding (2009-08-04),

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USPTO Data Jan 1 1976 - Dec 23 2025

3 Patents

#263 in Menlo Park, CA

#16,411 in California

#71,950 in US

Menlo Park, CA, United States of America

Precoad Inc.

Forward Citations = 33

4 inventors:

Charles K Chui (3 out of 33 patents)

Haishan Wang (2 out of 6 patents)

Dongfang Shi (1 out of 1 patent)

4. Jianzhong Wang (1 out of 1 patent)

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