For the Inventor, By the Inventor

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St. Ives, Huntingdon, United Kingdom

Colortrac Limited

USPTO Granted Patents = 3

Trademarks = 2

Forward Citations = 5

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12 inventors (with patents filed for the assignee):

Andrew Roy Cullum (2 out of 2 patents)

Graham James Ohn Tinn (2 out of 2 patents)

Jianjun Zuo (1 out of 1 patent)

4. David Badger (1 out of 1 patent)

5. Andrew John Melvin (1 out of 1 patent)

6. Peng Jiang (1 out of 7 patents)

7. James T Sherhart (1 out of 1 patent)

8. J Thomas Cilke (1 out of 2 patents)

9. Curtis A Lipkie (1 out of 6 patents)

10. Robert H Ring (1 out of 1 patent)

11. Jun Wang (1 out of 46 patents)

12. Feng Li (1 out of 124 patents)

3 patents: Sort by Forward Citations

1. 8922849 - Document scanner (2014-12-30),

2. 7298921 - Document scanning method and document scanner (2007-11-20),

3. 6122038 - Method and apparatus for a large-format scanner (2000-09-19),

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USPTO Data Jan 1 1976 - Dec 30 2025

3 Patents

#1 in St. Ives, Huntingdon

#4,797 in United Kingdom

St. Ives, Huntingdon, United Kingdom

Colortrac Limited

Forward Citations = 5

12 inventors:

Andrew Roy Cullum (2 out of 2 patents)

Graham James Ohn Tinn (2 out of 2 patents)

Jianjun Zuo (1 out of 1 patent)

4. David Badger (1 out of 1 patent)

5. Andrew John Melvin (1 out of 1 patent)

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