For the Inventor, By the Inventor

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Sturtevant, WI, United States of America

Spee-dee Packaging Machinery, Inc.

USPTO Granted Patents = 11

CIPO Patents = 3

Trademarks = 2

Forward Citations = 72

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15 inventors (with patents filed for the assignee):

James P Navin (6 out of 6 patents)

Anthony D Stefanelli (4 out of 14 patents)

Joshua A Schwartz (4 out of 4 patents)

4. James R Knudsen (3 out of 3 patents)

5. Ronald B Brandt (3 out of 3 patents)

6. Darren Beahler (3 out of 3 patents)

7. Andrew Boles (3 out of 3 patents)

8. David J Hill (3 out of 3 patents)

9. Ron J Kuemper (1 out of 1 patent)

10. David Navin (1 out of 2 patents)

11. Mark A Navin (1 out of 1 patent)

12. Mark D Green (1 out of 1 patent)

13. Ronald L Fojtik (1 out of 1 patent)

14. Gary M Christensen (1 out of 1 patent)

15. Ronald A Shilhavy (1 out of 1 patent)

11 patents: Sort by Forward Citations

1. 12263976 - Rotary filling machine (2025-04-01),

2. 12103721 - Rotary filling machine (2024-10-01),

3. 10994879 - Rotary filling machine (2021-05-04),

4. 10781008 - Rotary cup filler (2020-09-22),

5. 9950856 - Split dispensing hopper (2018-04-24),

6. 8991442 - Rotary filling machine with magnetic funnel attachment (2015-03-31),

7. 7011292 - Bi-leaved valve apparatus (2006-03-14),

8. 6863913 - Food preparation process using bulk density feedback (2005-03-08),

9. 6612347 - Apparatus for metering and packaging bulk particulate material (2003-09-02),

10. 5655692 - Dispensing mechanism with quick-connect auger shaft coupling (1997-08-12),

11. 4880150 - Filling machine for dispensing particulate material (1989-11-14),

Spee-dee Packaging Machinery, Inc. is a leading manufacturer of high-quality packaging equipment for the food, pharmaceutical, and chemical industries. With over 30 years of experience, Spee-dee offers a wide range of innovative and reliable filling and packaging solutions to help customers meet their production needs. From auger fillers to rotary fillers, Spee-dee's machines are known for their precision, speed, and efficiency. Contact Spee-dee Packaging Machinery, Inc. today for all your packaging equipment needs.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

11 Patents

#6 in Sturtevant, WI

#612 in Wisconsin

#26,680 in US

#50,159 in the World

Sturtevant, WI, United States of America

Spee-dee Packaging Machinery, Inc.

Forward Citations = 72

15 inventors:

James P Navin (6 out of 6 patents)

Anthony D Stefanelli (4 out of 14 patents)

Joshua A Schwartz (4 out of 4 patents)

4. James R Knudsen (3 out of 3 patents)

5. Ronald B Brandt (3 out of 3 patents)

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