For the Inventor, By the Inventor

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Chicago, IL, United States of America

Triangle Package Machinery Company

USPTO Granted Patents = 25

% Expired Patents = 4.0

Trademarks = 7

Forward Citations = 434

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20 inventors (with patents filed for the assignee):

John M Linkiewicz (8 out of 8 patents)

Vadim Lubezny (6 out of 6 patents)

King L Klopfenstein (5 out of 10 patents)

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

5. Michael T Wolf (3 out of 3 patents)

6. Steven P Bergholt (3 out of 3 patents)

7. Larry N Pearce (3 out of 6 patents)

8. Ralph P Puccetti (2 out of 2 patents)

9. Ed Barba (1 out of 1 patent)

10. Joelle Walker (1 out of 1 patent)

11. Adam Koolbeck (1 out of 1 patent)

12. Nicholas D Pankey (1 out of 3 patents)

13. Luis F Torres (1 out of 1 patent)

14. Ryan V Lee (1 out of 1 patent)

15. Jeffrey A Hutsell (1 out of 1 patent)

Core Competencies:

Vertical Form Fill Seal

Ultrasonic Sealing

Reclosable Fastener

Zipper Sealer

Continuous Motion

Weighing Machine

Sanitary Packaging

Cartoner System

Sealing Jaw Assembly

Product Feeding Mechanism

Longitudinal Seam Sealer

Bag Making Machine

25 patents: Sort by Forward Citations

1. 10926905 - Vertical form, fill and seal machine with ultrasonic vertical seal and reclosable fastener attachment (2021-02-23),

2. 10689137 - Continuous vertical form, fill and seal machine and method for making reclosable packages (2020-06-23),

3. 10358244 - Rotatable sealing jaw assembly for a form, fill and seal machine (2019-07-23),

4. 8539741 - Seal and cut method and apparatus (2013-09-24),

5. 7673436 - Loading assembly for packaging system (2010-03-09),

6. 6725629 - Horizontal cartoner system and method for the use thereof (2004-04-27),

7. 6365845 - Sanitary weighing machine (2002-04-02),

8. 6250048 - Longitudinal seam sealer for polyethylene material (2001-06-26),

9. 6219993 - Zipper sealer machine (2001-04-24),

10. 6038839 - Longitudinal seam sealer for polyethylene material (2000-03-21),

11. 6021621 - Process for bonding a zipper seal to a package in a form, fill, seal (2000-02-08),

12. 6012264 - Zipper sealer machine (2000-01-11),

13. 5941643 - Partially zippered pouch and machine for making same (1999-08-24),

14. 5852920 - Longitudinal seam sealer for continuous motion form, fill and seal (1998-12-29),

15. 5752370 - Continuous motion drive for form, fill and seal machine (1998-05-19),

Company Overview

Triangle Package Machinery Company is a prominent manufacturer based in Chicago, specializing in packaging machinery and automation solutions. The company focuses on developing innovative systems for various industries, including food, beverage, and consumer goods, enhancing efficiency and productivity in packaging processes. With a commitment to quality and customer satisfaction, Triangle Package Machinery offers a range of products, including case packers, palletizers, and custom packaging solutions, tailored to meet the evolving needs of its clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

25 Patents

#172 in Chicago, IL

#697 in Illinois

#13,370 in US

#25,730 in the World

Chicago, IL, United States of America

Triangle Package Machinery Company

Forward Citations = 434

20 inventors:

John M Linkiewicz (8 out of 8 patents)

Vadim Lubezny (6 out of 6 patents)

King L Klopfenstein (5 out of 10 patents)

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

5. Michael T Wolf (3 out of 3 patents)

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

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]

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