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For the Inventor, By the Inventor

Vejle, Denmark

Uni-Chains A/s

Calculating rank
USPTO Granted Patents = 12

% Expired Patents = 8.3


Trademarks = 2

Forward Citations = 119

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8 inventors (with patents filed for the assignee):

goldMedal Poul Erik Damkjaer (8 out of 19 patents)

silverMedal John Haue Damkjær (2 out of 2 patents)

bronzeMedal Poul Erik Damkjær (2 out of 3 patents)

4.  Kenneth Westergaard Andersen (1 out of 23 patents)

5.  Peter Broe (1 out of 2 patents)

6.  Poul Erik Damkjae Buttedr (1 out of 3 patents)

7.  John Haue Damkjae Buttedr (1 out of 1 patent)

8.  John Haue Damkjaer (1 out of 1 patent)


12 patents:

1. 8020693 - Belt link with half the surface inclined (2011-09-20),
2. 7828136 - Side-flexing conveyor belt (2010-11-09),
3. 7364038 - Conveyor belt link incorporating one or more rollers (2008-04-29),
4. RE40248 - Wide chain link conveyor structure (2008-04-21),
5. D509038 - Chain link conveyor structure (2005-08-30),
6. 6758329 - Wide chain link conveyor structure (2004-07-06),
7. 6662938 - Locking arrangement for releasably locking a transverse rod to a chain link (2003-12-16),
8. 6412625 - Feed apparatus (2002-07-02),
9. 6390288 - Feed apparatus (2002-05-21),
10. 6332531 - Modular unit for the fabrication of conveyors (2001-12-25),
11. 6216854 - Side-flexing conveyor belt (2001-04-17),
12. 6073756 - Side-flexing conveyor belt (2000-06-13),
Company Overview
Uni-Chains A/S is a prominent manufacturer specializing in conveyor systems and related components, serving a diverse range of industries including food processing, logistics, and automotive. The company is known for its innovative solutions that enhance operational efficiency and reliability in material handling. With a strong focus on research and development, Uni-Chains continually advances its technology to meet the evolving needs of its global clientele, ensuring high-quality products and services tailored to specific industry requirements.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

12 Patents

#5 in Vejle

#235 in Denmark

#48,216 in the World

Vejle, DK
Vejle, Denmark

Uni-Chains A/s

Forward Citations = 119

8 inventors:

goldMedal Poul Erik Damkjaer (8 out of 19 patents)

silverMedal John Haue Damkjær (2 out of 2 patents)

bronzeMedal Poul Erik Damkjær (2 out of 3 patents)

4.  Kenneth Westergaard Andersen (1 out of 23 patents)

5.  Peter Broe (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Uni-Chains A/s. Retrieved from https://idiyas.com/company/uni-chains-a-s

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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