For the Inventor, By the Inventor

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Vancouver, Canada

Kelsan Technologies Corporation

USPTO Granted Patents = 12

% Expired Patents = 41.7

CIPO Patents = 2

EPO Patents = 3

Trademarks = 1

Forward Citations = 121

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14 inventors (with patents filed for the assignee):

John Cotter (8 out of 11 patents)

Don Eadie (7 out of 9 patents)

Xin Lu (3 out of 5 patents)

4. Dave Elvidge (2 out of 3 patents)

5. Ron C Y Hui (2 out of 2 patents)

6. Kelvin S Chiddick (2 out of 4 patents)

7. Jonathan De Wet (1 out of 1 patent)

8. Douglas Robert McKay (1 out of 1 patent)

9. Zdravko Zdjelar (1 out of 1 patent)

10. Robert J Harris (1 out of 1 patent)

11. Donald T Eadie (1 out of 6 patents)

12. Jonathan deWet (1 out of 1 patent)

13. Malcolm Curtis (1 out of 1 patent)

14. Chris Dale (1 out of 1 patent)

15. Ron Hui (0 patent)

12 patents: Sort by Forward Citations

1. RE42989 - Method and apparatus for applying liquid compositions in rail systems (2011-12-05),

2. 7939476 - Modified friction control compositions (2011-05-10),

3. 7802655 - Solid composition stick applicator (2010-09-28),

4. 7709426 - Solid stick grease compositions (2010-05-04),

5. 7357427 - Method and apparatus for applying liquid compositions in rail systems (2008-04-15),

6. 7244695 - Method for reducing wear of steel elements in sliding-rolling contact (2007-07-17),

7. 7160378 - Modified friction control compositions (2007-01-09),

8. 7045489 - Friction control compositions (2006-05-16),

9. 6855673 - Freeze tolerant friction control compositions (2005-02-15),

10. 6854908 - Applicator for an arc-shaped composition stick (2005-02-15),

11. 6759372 - Friction control composition with enhanced retentivity (2004-07-06),

12. 6136757 - Solid lubricants and friction modifiers for heavy loads and rail (2000-10-24),

Kelsan Technologies Corporation, based in Vancouver, Canada, specializes in advanced technology solutions with a focus on innovative software development and engineering services. The company is dedicated to creating cutting-edge applications that enhance operational efficiency across various industries. Kelsan's expertise spans multiple domains, including cloud computing, data analytics, and automation, positioning it as a key player in the technology landscape. Through its commitment to research and development, Kelsan aims to drive technological advancements and deliver impactful solutions.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

12 Patents

#77 in Vancouver

#1,265 in Canada

#48,129 in the World

Vancouver, Canada

Kelsan Technologies Corporation

Forward Citations = 121

14 inventors:

John Cotter (8 out of 11 patents)

Don Eadie (7 out of 9 patents)

Xin Lu (3 out of 5 patents)

4. Dave Elvidge (2 out of 3 patents)

5. Ron C Y Hui (2 out of 2 patents)

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