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For the Inventor, By the Inventor

Minneapolis, MN, United States of America

Cherne Industries Incorporated

Calculating rank
USPTO Granted Patents = 51

% Expired Patents = 3.9


Trademarks = 21

Forward Citations = 1,113

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26 inventors (with patents filed for the assignee):

goldMedal Allen D Mathison (22 out of 22 patents)

silverMedal Marc P Bevacco (12 out of 12 patents)

bronzeMedal Bryan R Benson (8 out of 8 patents)

4.  Dale K Nelson (6 out of 8 patents)

5.  Richard T Stone (3 out of 97 patents)

6.  Steven J Hiemsoth (3 out of 3 patents)

7.  Randy D Smith (3 out of 3 patents)

8.  Mark W Kroll (3 out of 3 patents)

9.  Asim Mohammed Syed (3 out of 3 patents)

10.  Thomas J Beckey (2 out of 25 patents)

11.  David L Lyon (2 out of 2 patents)

12.  Lloyd G Cherne (2 out of 2 patents)

13.  Brent L Gabel (1 out of 1 patent)

14.  David A Endresen (1 out of 1 patent)

15.  Mark C Bjorlin (1 out of 1 patent)


Core Competencies:
Pneumatic Plug
Inflatable Carrier
High Pressure Test
Rupture Disc Assembly
Air Admittance Valve
Mechanical Plug
Pipeline Plug
Flushing Device
Pressure Relief Valve
Inspection Plug
Data Collection System
Portable Waterproofing

51 patents:

1. 11808395 - Pneumatic plug with sealing layer (2023-11-07),
2. 10718461 - Inflatable carrier plug system and method (2020-07-21),
3. 10578239 - High pressure test plug (2020-03-03),
4. 8020577 - Rupture disc assembly for pneumatic plugs (2011-09-20),
5. 7422030 - Air admittance valve assembly (2008-09-09),
6. 7325574 - Rupture disc assembly for pneumatic plugs (2008-02-05),
7. 6557825 - Air admittance valve connector assembly (2003-05-06),
8. 6415816 - Air admittance valve assembly (2002-07-09),
9. 6250337 - Mechanical plug assembly (2001-06-26),
10. 6182704 - Frangible sealing plug for pipelines (2001-02-06),
11. D421792 - Two piece mechanical plug assembly (2000-03-21),
12. D398380 - Pneumatic plug with large bypass (1998-09-15),
13. D398254 - Pneumatic test plug (1998-09-15),
14. 5643386 - Assembly process for fabric bag plug (1997-07-01),
15. D379851 - External sealing cap for pipes (1997-06-10),
Company Overview
Cherne Industries Incorporated, based in Minneapolis, MN, specializes in pneumatic plug technology, focusing on innovative solutions for pipeline testing and maintenance. The company develops a range of products including pneumatic plugs, inflatable carriers, and rupture disc assemblies, which are essential for high-pressure testing and effective pipeline management. With a commitment to quality and reliability, Cherne serves various industries by providing advanced mechanical and flushing devices designed to enhance operational efficiency and safety.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

51 Patents

#44 in Minneapolis, MN

#190 in Minnesota

#6,899 in US

#13,798 in the World

Minneapolis, MN (US)
Minneapolis, MN, United States of America

Cherne Industries Incorporated

Forward Citations = 1,113

26 inventors:

goldMedal Allen D Mathison (22 out of 22 patents)

silverMedal Marc P Bevacco (12 out of 12 patents)

bronzeMedal Bryan R Benson (8 out of 8 patents)

4.  Dale K Nelson (6 out of 8 patents)

5.  Richard T Stone (3 out of 97 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cherne Industries Incorporated. Retrieved from https://idiyas.com/company/cherne-industries

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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