% Expired Patents = 50.0

Forward Citations = 32

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2 inventors (with patents filed for the assignee):

David J Westendorf (2 out of 4 patents)

Kevin J Knowles (2 out of 4 patents)

2 patents: Sort by Forward Citations

1. 7494182 - Access and support system for convertible furniture (2009-02-24),

2. 7246393 - Inflatable mattress (2007-07-24),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

2 Patents

#19 in Monroe, MI

#3,189 in Michigan

#94,905 in US

Monroe, MI, United States of America

West & Knowles Design & Engineering, L.l.c.

Forward Citations = 32

2 inventors:

David J Westendorf (2 out of 4 patents)

Kevin J Knowles (2 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: West & Knowles Design & Engineering, L.l.c.. Retrieved from https://idiyas.com/company/west-and-knowles-design-and-engineering

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]