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For the Inventor, By the Inventor

Waukegan, IL, United States of America

Deublin Company


USPTO Granted Patents = 30



Trademarks = 6

Forward Citations = 204

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21 inventors (with patents filed for the assignee):

goldMedal Anton A Petrou (13 out of 15 patents)

silverMedal Zbigniew Kubala (6 out of 9 patents)

bronzeMedal Christoph Budzus (5 out of 5 patents)

4.  Sargon Guliana (5 out of 5 patents)

5.  Lisa Freed (2 out of 2 patents)

6.  Lu Han (2 out of 2 patents)

7.  Scott K Ford (2 out of 2 patents)

8.  Anthony R Sacramento, Jr (2 out of 2 patents)

9.  Delbert C Reisener (2 out of 2 patents)

10.  Dennis G Pearson (2 out of 3 patents)

11.  Paul Mario Masini (1 out of 2 patents)

12.  Mark Gerard Pospisil (1 out of 4 patents)

13.  Lauren Dahlke (1 out of 1 patent)

14.  Aaron LaCroix (1 out of 1 patent)

15.  David Burrus (1 out of 1 patent)


Core Competencies:
Swivel Seal Assembly
Rotary Union
Piston Actuated
Pressure Sleeve
Sensor Array
Coolant Union
Sealing Arrangement
Leak Detection
Multi-Media Union
High Temperature
Floating Seal Assembly
Condition Monitoring

30 patents:

1. 12618474 - Swivel seal assembly and alignment method (2026-05-05),
2. 12203575 - Rotary union having pressure sleeve (2025-01-21),
3. 11959569 - Method for operating a rotary device (2024-04-16),
4. 11603936 - Through bore slip ring condition monitoring system and method (2023-03-14),
5. 11602814 - Piston actuated rotary union (2023-03-14),
6. 11414939 - Washpipe system (2022-08-16),
7. 11353151 - Rotary union with integral sensor array (2022-06-07),
8. 11278996 - Rotary seal (2022-03-22),
9. 11274782 - Multiple passage rotary union (2022-03-15),
10. 11041781 - Remote caster bearing sensing system and method (2021-06-22),
11. 10948112 - Piston actuated rotary union (2021-03-16),
12. 10571058 - Rotary union with integral sensor array (2020-02-25),
13. 10502349 - Piston actuated rotary union (2019-12-10),
14. 10393298 - Rotary union with expanding ring (2019-08-27),
15. 10371297 - Rotary union with bellows seal (2019-08-06),
Company Overview
Deublin Company, headquartered in Waukegan, Illinois, specializes in the design and manufacture of rotary unions and slip rings. These components are essential for transferring fluids and electrical signals in various industrial applications, including manufacturing, energy, and aerospace. With a strong focus on innovation, Deublin invests in advanced engineering and technology to enhance the performance and reliability of its products, serving a diverse range of markets globally.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

Deublin Company USPTO Patent Assignee Logo
30 Patents

#5 in Waukegan, IL

#608 in Illinois

#11,272 in US

#21,888 in the World

Waukegan, IL (US)
Waukegan, IL, United States of America

Deublin Company

Forward Citations = 204

21 inventors:

goldMedal Anton A Petrou (13 out of 15 patents)

silverMedal Zbigniew Kubala (6 out of 9 patents)

bronzeMedal Christoph Budzus (5 out of 5 patents)

4.  Sargon Guliana (5 out of 5 patents)

5.  Lisa Freed (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Deublin Company. Retrieved from https://idiyas.com/company/deublin-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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