For the Inventor, By the Inventor

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Singapore, Singapore

Crimsonlogic Pte Ltd

USPTO Granted Patents = 3

Trademarks = 2

Forward Citations = 5

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6 inventors (with patents filed for the assignee):

Weng Sing Tang (2 out of 25 patents)

Fu Wang Thio (2 out of 2 patents)

Jym Yew Meng Cheong (1 out of 1 patent)

4. Chee Keong Chea (1 out of 1 patent)

5. Yash Sunit Joshi (1 out of 1 patent)

6. Pern Chern Lee (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 9229671 - Method of embedding optical security feature using virtual printer and security feature service (2016-01-05),

2. 9075961 - Method and system for embedding data in a text document (2015-07-07),

3. 8402371 - Method and system for embedding covert data in text document using character rotation (2013-03-19),

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USPTO Data Jan 1 1976 - Dec 23 2025

3 Patents

#435 in Singapore

#436 in Singapore

Singapore, Singapore

Crimsonlogic Pte Ltd

Forward Citations = 5

6 inventors:

Weng Sing Tang (2 out of 25 patents)

Fu Wang Thio (2 out of 2 patents)

Jym Yew Meng Cheong (1 out of 1 patent)

4. Chee Keong Chea (1 out of 1 patent)

5. Yash Sunit Joshi (1 out of 1 patent)

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