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Helsingborg, Sweden

Tretorn Ab

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USPTO Granted Patents = 24

Trademarks = 7

Forward Citations = 2,641

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17 inventors (with patents filed for the assignee):

Reinhold Sussmann (4 out of 50 patents)

Barry Hallenbeck (4 out of 5 patents)

Martyn R Shorten (3 out of 9 patents)

4. Christoph Berger (2 out of 11 patents)

5. Udo Flemming (2 out of 9 patents)

6. Ralph DeFusco (2 out of 2 patents)

7. William R Peterson (2 out of 2 patents)

8. Reiner Seiz (2 out of 2 patents)

9. Rudolf Hieblinger (1 out of 2 patents)

10. Kenneth W Misevich (1 out of 17 patents)

11. Rob R McGregor (1 out of 10 patents)

12. Hans Woitschaetzke (1 out of 1 patent)

13. Theo Hofmann (1 out of 1 patent)

14. Mamoru Nishida (1 out of 1 patent)

15. Martin Gansler (1 out of 1 patent)

24 patents: Sort by Forward Citations

1. 5425185 - Shoe with a side mounted central rotary closure (1995-06-20),

2. 5381609 - Shoe with central closure (1995-01-17),

3. 5381607 - Stabilized honeycomb shoe sole, particularly for athletic shoes (1995-01-17),

4. 5361518 - Sport shoe with an outsole with holding inserts for holding gripping (1994-11-08),

5. 5355596 - Shoe with a central closure (1994-10-18),

6. 5345638 - Process for producing a shoe-shaped part from a web of material and (1994-09-13),

7. 5341583 - Sport or leisure shoe with a central closure (1994-08-30),

8. 5327662 - Shoe, especially an athletic, leisure or rehabilitation shoe having a (1994-07-12),

9. 5325613 - Shoe with a central closure (1994-07-05),

10. D347910 - Golf glove (1994-06-14),

11. 5319868 - Shoe, especially an athletic, leisure or rehabilitation shoe having a (1994-06-14),

12. D342149 - Lateral shoe decoration (1993-12-14),

13. 5251335 - Golf glove (1993-10-12),

14. 5201125 - Shoe, especially a sport or rehabilitation shoe (1993-04-13),

15. 5197207 - Shoe, especially a sport or rehabilitation shoe (1993-03-30),

Company Overview

Tretorn Ab, headquartered in Helsingborg, Sweden, specializes in the design and manufacture of high-quality footwear and apparel, particularly known for its rubber boots and tennis products. The company emphasizes sustainability in its production processes, integrating eco-friendly materials and practices into its offerings. Tretorn's commitment to innovation and performance has established it as a notable player in the outdoor and sportswear markets, catering to consumers who value both functionality and environmental responsibility.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

24 Patents

#3 in Helsingborg

#282 in Sweden

#26,686 in the World

Helsingborg, Sweden

Tretorn Ab

Forward Citations = 2,641

17 inventors:

Reinhold Sussmann (4 out of 50 patents)

Barry Hallenbeck (4 out of 5 patents)

Martyn R Shorten (3 out of 9 patents)

4. Christoph Berger (2 out of 11 patents)

5. Udo Flemming (2 out of 9 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tretorn Ab. Retrieved from https://idiyas.com/company/tretorn-ab

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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