Forward Citations = 18

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5 inventors (with patents filed for the assignee):

Friedrich Weirathmueller (2 out of 4 patents)

Joe Weirathmueller (1 out of 3 patents)

James D Woodford (1 out of 3 patents)

4. Khalil G Asal (1 out of 3 patents)

5. Friedrich Weirathmueller (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 6929043 - Optimized board edger and method of operation thereof (2005-08-16),

2. 5653570 - Stair-like log feeder (1997-08-05),

3. 5638878 - Log debarking apparatus (1997-06-17),

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

3 Patents

#1 in Nackawic

#4,368 in Canada

Nackawic, Canada

Valley Machine Works Ltd.

Forward Citations = 18

5 inventors:

Friedrich Weirathmueller (2 out of 4 patents)

Joe Weirathmueller (1 out of 3 patents)

James D Woodford (1 out of 3 patents)

4. Khalil G Asal (1 out of 3 patents)

5. Friedrich Weirathmueller (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Valley Machine Works Ltd.. Retrieved from https://idiyas.com/company/valley-machine-works

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]