% Expired Patents = 20.0

Trademarks = 2

Forward Citations = 74

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14 inventors (with patents filed for the assignee):

Peter James Schubert (4 out of 12 patents)

Thomas E Long (1 out of 3 patents)

Alan D Wilks (1 out of 11 patents)

4. Rodney L Burton (1 out of 14 patents)

5. Filip Rysanek (1 out of 1 patent)

6. Paul Fenoglio (1 out of 1 patent)

7. Mike Hutches (1 out of 1 patent)

8. David W Yen (1 out of 1 patent)

9. JingYing Zhang (1 out of 1 patent)

10. John Carl Christenson (1 out of 27 patents)

11. Kenneth Frederick Packer (1 out of 3 patents)

12. Jerome V Eck (1 out of 1 patent)

13. Terry N Layton (1 out of 18 patents)

14. Clifford C Bigelow (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. 8046946 - Shot-counting device for a firearm (2011-11-01),

2. 7935176 - Oxygen extraction apparatus and process (2011-05-03),

3. 7833428 - Processes and apparatuses for producing porous materials (2010-11-16),

4. 7721601 - Hydrogen storage tank and method of using (2010-05-25),

5. 5476429 - Treadmill for use with a wheelchair (1995-12-19),

Company Overview

Packer Engineering, Inc. is a leading engineering consulting firm providing expert services in failure analysis, design analysis, and litigation support. With over 50 years of experience, we offer practical solutions and innovative approaches to a wide range of industries including automotive, aerospace, and manufacturing.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

5 Patents

#35 in Naperville, IL

#2,426 in Illinois

#51,644 in US

Naperville, IL, United States of America

Packer Engineering, Inc.

Forward Citations = 74

14 inventors:

Peter James Schubert (4 out of 12 patents)

Thomas E Long (1 out of 3 patents)

Alan D Wilks (1 out of 11 patents)

4. Rodney L Burton (1 out of 14 patents)

5. Filip Rysanek (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Packer Engineering, Inc.. Retrieved from https://idiyas.com/company/packer-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]