Forward Citations = 81

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6 inventors (with patents filed for the assignee):

King L Klopfenstein (2 out of 10 patents)

David B Hutter (1 out of 2 patents)

Larry N Pearce (1 out of 6 patents)

4. Robert L Muskat (1 out of 1 patent)

5. Robert H Connors (1 out of 6 patents)

6. Steve P Bergholt (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 5715656 - Form, fill and seal machine (1998-02-10),

2. 4901807 - Combination weigher with multiple compartment weighing receptacles (1990-02-20),

3. 4850443 - Weighing scale (1989-07-25),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#803 in Chicago, IL

#3,453 in Illinois

#73,904 in US

Chicago, IL, United States of America

Triangle Package Machinery

Forward Citations = 81

6 inventors:

King L Klopfenstein (2 out of 10 patents)

David B Hutter (1 out of 2 patents)

Larry N Pearce (1 out of 6 patents)

4. Robert L Muskat (1 out of 1 patent)

5. Robert H Connors (1 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Triangle Package Machinery. Retrieved from https://idiyas.com/company/triangle-package-machinery

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]