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For the Inventor, By the Inventor

Hartsville, SC, United States of America

Sonoco Products Company


USPTO Granted Patents = 185



Trademarks = 29

Forward Citations = 3,256

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172 inventors (with patents filed for the assignee):

goldMedal Harry B Wilfong, Jr (17 out of 27 patents)

silverMedal William C Suski (12 out of 12 patents)

bronzeMedal Michael T Drummond (11 out of 22 patents)

4.  Wade D Fletcher (11 out of 12 patents)

5.  Samuel F Adams (8 out of 8 patents)

6.  James W Lowry (7 out of 46 patents)

7.  Hans-Peter Bolz (7 out of 7 patents)

8.  David E Boring (7 out of 9 patents)

9.  Calvin G Hill (6 out of 7 patents)

10.  Edwin W Haenni (6 out of 6 patents)

11.  Rodney W Roberts (6 out of 6 patents)

12.  Thomas J Setty (5 out of 7 patents)

13.  Richard M Lowman (5 out of 8 patents)

14.  W Gerald Gainey (5 out of 8 patents)

15.  Tony F Rummage (5 out of 5 patents)


Core Competencies:
Dispensing Container
Tubular Containers
Easy-Open Closure
Plastic Bag
Manufacturing Methods
Paperboard
Recyclable Caulk Cartridge
Self-Venting Plunger
Corner Support Post
Concrete Column Forming Tube
Packaging Systems
Container Closure Strip

185 patents:

1. D465732 - Dispensing container (2002-11-20),
2. 6391135 - Methods and apparatus for manufacturing tubular containers (2002-05-21),
3. 6341720 - Tri-closure dispensing top (2002-01-29),
4. D450586 - Dispensing cap for a container (2001-11-21),
5. D450584 - Three closure dispensing cap for a container (2001-11-21),
6. D446722 - Three closure dispensing cap for a container (2001-08-22),
7. 6196408 - Release strip for tubular containers and methods and apparatus of applying same (2001-03-06),
8. 6059104 - Corner support post (2000-05-09),
9. 5881898 - Open top drum having ribbed chime (1999-03-16),
10. 5881882 - Plastic bag pack adapted to leave no residue on a supporting rack (1999-03-16),
11. 5878922 - Self venting plunger (1999-03-09),
12. 5875626 - Adapter for rotatably supporting a yarn carrier in a winding assembly of (1999-03-02),
13. 5874016 - Concrete column forming tube having a smooth inside coated surface (1999-02-23),
14. 5868349 - Spool having radial support ribs on the flange (1999-02-09),
15. 5862936 - Bung for a pressure vessel (1999-01-26),
Company Overview
Sonoco Products Company, headquartered in Hartsville, South Carolina, specializes in innovative container technology. The company develops a diverse range of packaging solutions, including dispensing containers, tubular containers, and easy-open closures. With a strong focus on sustainability, Sonoco also emphasizes recyclable materials in its product offerings, such as recyclable caulk cartridges and paperboard solutions. Their expertise extends to advanced manufacturing methods, ensuring high-quality production across various sectors.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Sonoco Products Company USPTO Patent Assignee Logo
185 Patents

#2 in Hartsville, SC

#15 in South Carolina

#2,206 in US

#4,534 in the World

Hartsville, SC (US)
Hartsville, SC, United States of America

Sonoco Products Company

Forward Citations = 3,256

172 inventors:

goldMedal Harry B Wilfong, Jr (17 out of 27 patents)

silverMedal William C Suski (12 out of 12 patents)

bronzeMedal Michael T Drummond (11 out of 22 patents)

4.  Wade D Fletcher (11 out of 12 patents)

5.  Samuel F Adams (8 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sonoco Products Company. Retrieved from https://idiyas.com/company/sonoco-products-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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