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For the Inventor, By the Inventor

Sacramento, CA, United States of America

Hallsten Corporation


USPTO Granted Patents = 20

% Expired Patents = 5.0


Trademarks = 1

Forward Citations = 268

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6 inventors (with patents filed for the assignee):

goldMedal Jeffrey A Hallsten (20 out of 22 patents)

silverMedal Roland C Wright (3 out of 3 patents)

bronzeMedal Ronald Kuehne (2 out of 2 patents)

4.  Gary Powell (1 out of 1 patent)

5.  Elena Bailey (1 out of 5 patents)

6.  John Hallsten (1 out of 4 patents)


20 patents:

1. 10329812 - Tank cover access hatch with safety barrier (2019-06-25),
2. 10227799 - Slide lock for hatch on gas containment cover (2019-03-12),
3. 10124291 - Trench spanning modules in a biofilter floor assembly (2018-11-13),
4. 8136312 - Fencing floor (2012-03-20),
5. 7713732 - High strength modular support for biofiltration and composting (2010-05-11),
6. 7422895 - Biofilter or compost support assembly (2008-09-09),
7. 6802157 - Tank cover system with substantial gas seal (2004-10-12),
8. 6255102 - Modular support for biofiltration (2001-07-03),
9. 6151835 - Tank cover structure (2000-11-28),
10. 6012259 - Tank cover structure (2000-01-11),
11. 5941027 - Access panel on deck structure (1999-08-24),
12. 5911662 - Tank cover structure (1999-06-15),
13. 5845594 - Dock structure (1998-12-08),
14. 5689920 - Modular containment system for hazardous materials (1997-11-25),
15. 5617677 - Tank or channel cover (1997-04-08),
Hallsten Corporation is a leading provider of integrated supply chain management solutions, specializing in logistics, transportation, and distribution services. With a focus on innovation and customer satisfaction, Hallsten delivers cost-effective and efficient solutions to meet the unique needs of each client. Their experienced team is dedicated to providing top-notch service and exceeding expectations.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Sep 15 2026

20 Patents

#12 in Sacramento, CA

#3,927 in California

#16,358 in US

#31,158 in the World

Sacramento, CA (US)
Sacramento, CA, United States of America

Hallsten Corporation

Forward Citations = 268

6 inventors:

goldMedal Jeffrey A Hallsten (20 out of 22 patents)

silverMedal Roland C Wright (3 out of 3 patents)

bronzeMedal Ronald Kuehne (2 out of 2 patents)

4.  Gary Powell (1 out of 1 patent)

5.  Elena Bailey (1 out of 5 patents)

Please report any incorrect information to [email protected]
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