For the Inventor, By the Inventor

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New Richmond, WI, United States of America

Doboy Packaging Machinery, Inc.

USPTO Granted Patents = 29

Forward Citations = 545

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24 inventors (with patents filed for the assignee):

Stanley D Denker (8 out of 12 patents)

Timothy S Matt (3 out of 9 patents)

Wayne D Sommer (3 out of 3 patents)

4. Fred W Eaves (3 out of 3 patents)

5. Keenan W Stahl (2 out of 3 patents)

6. Bradley H Lehrke (2 out of 2 patents)

7. James B Wensink (2 out of 2 patents)

8. Norbert P Keopple (1 out of 2 patents)

9. Gane Senaratne (1 out of 2 patents)

10. Paul L Groschen, Jr (1 out of 1 patent)

11. Harold D Dojan (1 out of 2 patents)

12. Rodney G Hoyt (1 out of 1 patent)

13. Hans A Dohrendorf (1 out of 1 patent)

14. Robert E Ziller (1 out of 1 patent)

15. Peter B Engler (1 out of 1 patent)

Core Competencies:

Epicycle Drive

Cutting Head Apparatus

Heat Seal Components

Belt Tracking Mechanism

Microprocessor Control

Infeed Conveyor

Product Alignment

Continuous Motion Stacking

Rotary Transfer

Zoned Timing Correction

Tin-Tie Cutting

Reclosable Bags

29 patents: Sort by Forward Citations

1. 5666853 - Dual configuration epicycle drive (1997-09-16),

2. 5635020 - Platen adjust apparatus (1997-06-03),

3. 5628163 - Modular cutting head apparatus for high speed wrapping machine (1997-05-13),

4. 5415592 - Auxiliary belt drive mechanism (1995-05-16),

5. 5378304 - Sealing machine having gap control between heat seal components (1995-01-03),

6. 5303531 - Packaging machine (1994-04-19),

7. 5186313 - Conveyor belt tracking and drive mechanism (1993-02-16),

8. 5138815 - Microprocessor controlled SCR motor drives for wrapping machine (1992-08-18),

9. 5125501 - Infeed conveyor with multiple flight capability (1992-06-30),

10. 5034088 - Band wheel and tension control (1991-07-23),

11. 5034087 - Self-adjusting heat seal bar (1991-07-23),

12. 4889224 - Product alignment device (1989-12-26),

13. 4759433 - Continuous motion, in-line product stacking apparatus (1988-07-26),

14. 4722432 - Rotary transfer apparatus (1988-02-02),

15. 4722168 - Product-out-of-registration control for high speed wrapping machine (1988-02-02),

Company Overview

Doboy Packaging Machinery, Inc. specializes in the design and manufacture of innovative packaging solutions tailored for various industries. Based in New Richmond, Wisconsin, the company focuses on providing advanced machinery for packaging applications, including bagging, sealing, and labeling. With a commitment to quality and efficiency, Doboy serves a diverse clientele, enhancing operational productivity through reliable and customizable packaging systems that meet the evolving needs of the market.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

29 Patents

#1 in New Richmond, WI

#277 in Wisconsin

#11,631 in US

#22,570 in the World

New Richmond, WI, United States of America

Doboy Packaging Machinery, Inc.

Forward Citations = 545

24 inventors:

Stanley D Denker (8 out of 12 patents)

Timothy S Matt (3 out of 9 patents)

Wayne D Sommer (3 out of 3 patents)

4. Fred W Eaves (3 out of 3 patents)

5. Keenan W Stahl (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Doboy Packaging Machinery, Inc.. Retrieved from https://idiyas.com/company/doboy-packaging-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]

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