CIPO Patents = 1

Forward Citations = 36

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4 inventors (with patents filed for the assignee):

Peter Clive Sewell (1 out of 11 patents)

Gregory E Rundle (1 out of 4 patents)

Karl L Hamson (1 out of 1 patent)

4. Karl L Hanson (1 out of 1 patent)

5. David G Doman (0 patent)

2 patents: Sort by Forward Citations

1. 4972651 - Continuous constraint packaging method and apparatus (1990-11-27),

2. 4553954 - Automatic case erector and sealer (1985-11-19),

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

2 Patents

#43 in Richmond

#6,012 in Canada

Richmond, Canada

Western Packaging Systems, Ltd.

Forward Citations = 36

4 inventors:

Peter Clive Sewell (1 out of 11 patents)

Gregory E Rundle (1 out of 4 patents)

Karl L Hamson (1 out of 1 patent)

4. Karl L Hanson (1 out of 1 patent)

5. David G Doman (0 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Western Packaging Systems, Ltd.. Retrieved from https://idiyas.com/company/western-packaging-systems

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]

1 patent (CIPO):

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]