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Convion Oy

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USPTO Granted Patents = 14

% Expired Patents = 7.1

EPO Patents = 23

Trademarks = 2

Forward Citations = 7

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11 inventors (with patents filed for the assignee):

Kim Åström (9 out of 9 patents)

Tuomas Hakala (3 out of 3 patents)

Tero Hottinen (2 out of 2 patents)

4. Matti Noponen (1 out of 8 patents)

5. Matias Halinen (1 out of 1 patent)

6. Jaakko Ruokomaki (1 out of 1 patent)

7. Marko Laitinen (1 out of 2 patents)

8. Kim Åströ (1 out of 1 patent)

9. Timo Lehtinen (1 out of 1 patent)

10. Jukka Göös (1 out of 1 patent)

11. Toni Ollikainen (1 out of 1 patent)

12. Topi Korhonen (4 patents)

13. Timo Kivisaari (2 patents)

14. Erkko Fontell (2 patents)

15. Sebastian Buddas (1 patent)

14 patents: Sort by Forward Citations

1. 10511035 - Recirculation arrangement and method for a high temperature cell system (2019-12-17),

2. 10079398 - Transition arrangement and process of a fuel cell system operation state (2018-09-18),

3. 9673463 - Control arrangement and method in fuel cell system (2017-06-06),

4. 9496567 - Method and arrangement for utilizing recirculation for high temperature fuel cell system (2016-11-15),

5. 9478814 - Method and arrangement to control operating conditions in fuel cell device (2016-10-25),

6. 9455466 - Method and arrangement for improved controllability of fuel cell stacks (2016-09-27),

7. 9005832 - Method and arrangement for improved operability of a high temperature fuel cell system (2015-04-14),

8. 9005831 - Offset control arrangement and method for controlling voltage values in a fuel cell system (2015-04-14),

9. 8890365 - Fuel cell device and method for feeding electrical current to electrical network (2014-11-18),

10. 8624611 - Arrangement and method for monitoring galvanic isolation of fuel cell device (2014-01-07),

11. 8623562 - Method and arrangement to reduce the consumption of safety gas in a fuel cell system (2014-01-07),

12. 8623560 - Method and arrangement to control the heat balance of fuel cell stacks in a fuel cell system (2014-01-07),

13. 8580443 - Method and arrangement for controlling anode recirculation for fuel cells using a steam jet ejector (2013-11-12),

14. 8507144 - Method and arrangement for controlling fuel feed in the fuel cell system (2013-08-13),

Company Overview

Convion Oy is a Finnish company based in Espoo, specializing in advanced energy solutions. The organization focuses on the development and manufacturing of fuel cell technology, particularly for applications in transportation and stationary power generation. With a commitment to sustainability, Convion aims to provide innovative solutions that enhance energy efficiency and reduce environmental impact. The company is actively engaged in research and development to advance its technologies and expand their applicability across various sectors.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

14 Patents

#53 in Espoo

#231 in Finland

#42,312 in the World

Convion Oy

Forward Citations = 7

11 inventors:

Kim Åström (9 out of 9 patents)

Tuomas Hakala (3 out of 3 patents)

Tero Hottinen (2 out of 2 patents)

4. Matti Noponen (1 out of 8 patents)

5. Matias Halinen (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Convion Oy. Retrieved from https://idiyas.com/company/convion-oy

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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