For the Inventor, By the Inventor

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Hong Kong, China

Ecoinno (h.k.) Limited

USPTO Granted Patents = 3

Trademarks = 2

Forward Citations = 1

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6 inventors (with patents filed for the assignee):

Yiu Wen Chang (2 out of 2 patents)

George Chen (1 out of 1 patent)

Koon-Yang Lee (1 out of 4 patents)

4. Robert Li (1 out of 1 patent)

5. Alexander Bismarck (1 out of 21 patents)

6. George Dah Ren Chen (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 12421660 - Enhanced bonding and sealing between two fibrous materials (2025-09-23),

2. D1050823 - Beverage container (2024-11-12),

3. 10988897 - Cellulose materials and methods of making and using same (2021-04-27),

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USPTO Data Jan 1 1976 - Jan 6 2026

3 Patents

#902 in Hong Kong

#7,260 in China

Hong Kong, China

Ecoinno (h.k.) Limited

Forward Citations = 1

6 inventors:

Yiu Wen Chang (2 out of 2 patents)

George Chen (1 out of 1 patent)

Koon-Yang Lee (1 out of 4 patents)

4. Robert Li (1 out of 1 patent)

5. Alexander Bismarck (1 out of 21 patents)

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