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For the Inventor, By the Inventor

Ottawa, Canada

Canada Post Corporation

Calculating rank
USPTO Granted Patents = 17

% Expired Patents = 5.9



Trademarks = 1

Forward Citations = 951

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40 inventors (with patents filed for the assignee):

goldMedal Joseph Frank Ulvr (3 out of 3 patents)

silverMedal Yukee Yeung (3 out of 3 patents)

bronzeMedal Mike G Sirois (3 out of 19 patents)

4.  Rod Muir (2 out of 29 patents)

5.  Todd MacGillivray (2 out of 2 patents)

6.  Cathy Janveau (2 out of 2 patents)

7.  Yves Bedard (2 out of 2 patents)

8.  Phil Streets (2 out of 5 patents)

9.  Peter Wells (2 out of 4 patents)

10.  Timothy Ray Demkiw Grayson (2 out of 2 patents)

11.  Warren Lloyd Tomlin (2 out of 2 patents)

12.  Barbara Lynn Critchley (2 out of 2 patents)

13.  Luc Boucher (1 out of 25 patents)

14.  Sam Zaid (1 out of 3 patents)

15.  Hongqiao Li (1 out of 5 patents)


17 patents:

1. 9296343 - Restraining device (2016-03-29),
2. 8725288 - Synthesis of mail management information from physical mail data (2014-05-13),
3. 8708385 - Reaching device (2014-04-29),
4. 8595292 - Electronic content management systems and methods (2013-11-26),
5. 8573399 - Material handling device (2013-11-05),
6. 8060555 - Electronic content management systems and methods (2011-11-15),
7. 6415983 - Unique identifier bar code on stamps and apparatus and method for monitoring stamp usage with identifier bar codes (2002-07-09),
8. 6398106 - Unique identifier bar code on stamps and apparatus and method for monitoring stamp usage with identifier bars (2002-06-04),
9. 6138371 - Package size guage (2000-10-31),
10. 6101487 - Electronic postal counter (2000-08-08),
11. 5712787 - Electronic postal counter (1998-01-27),
12. 5695087 - Container with latching lid (1997-12-09),
13. 5602382 - Mail piece bar code having a data content identifier (1997-02-11),
14. 5475378 - Electronic access control mail box system (1995-12-12),
15. 5423573 - Composite stamp (1995-06-13),
Company Overview
Canada Post Corporation is the primary postal operator in Canada, providing a comprehensive range of mail and parcel services across the country. The organization specializes in logistics, delivery solutions, and e-commerce services, catering to both individual consumers and businesses. With a focus on innovation, Canada Post is actively engaged in enhancing its digital capabilities and streamlining operations to meet the evolving needs of its customers in a rapidly changing marketplace.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

Canada Post Corporation USPTO Patent Assignee Logo
17 Patents

#59 in Ottawa

#886 in Canada

#36,017 in the World

Ottawa, CA
Ottawa, Canada

Canada Post Corporation

Forward Citations = 951

40 inventors:

goldMedal Joseph Frank Ulvr (3 out of 3 patents)

silverMedal Yukee Yeung (3 out of 3 patents)

bronzeMedal Mike G Sirois (3 out of 19 patents)

4.  Rod Muir (2 out of 29 patents)

5.  Todd MacGillivray (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Canada Post Corporation. Retrieved from https://idiyas.com/company/canada-post

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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