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For the Inventor, By the Inventor

Tampere, Finland

Kvaerner Power Oy


USPTO Granted Patents = 9

% Expired Patents = 55.6

Forward Citations = 38

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16 inventors (with patents filed for the assignee):

goldMedal Antti Raukola (3 out of 3 patents)

silverMedal Kari Haaga (2 out of 6 patents)

bronzeMedal Aki Hakulinen (2 out of 4 patents)

4.  Jussi Mäntyniemi (2 out of 2 patents)

5.  Tuomo Ruohola (2 out of 8 patents)

6.  Pauli Dernjatin (1 out of 5 patents)

7.  Tarja Korhonen (1 out of 3 patents)

8.  Oiva Pehkonen (1 out of 2 patents)

9.  Markku Helin (1 out of 2 patents)

10.  Pertti Oittinen (1 out of 2 patents)

11.  Ari Kokko (1 out of 2 patents)

12.  Kati Savolainen (1 out of 2 patents)

13.  Kari Jääskeläinen (1 out of 1 patent)

14.  Marko Fabritius (1 out of 1 patent)

15.  Seppo Puhtila (1 out of 1 patent)


9 patents:

1. 7587994 - Arrangement in recovery boiler (2009-09-15),
2. 7434543 - Arrangement in recovery boiler (2008-10-14),
3. 7351387 - Method for removing impurities accumulated in a scrubbing fluid (2008-04-01),
4. 7194983 - Circulating fluidized bed boiler (2007-03-27),
5. 7004089 - Combined fluidized bed and pulverized coal combustion method (2006-02-28),
6. 6932000 - System for feeding combustion air in a soda recovery boiler (2005-08-23),
7. 6874449 - Black liquor gun (2005-04-05),
8. 6782848 - Method in connection with a pipe grate for fluidized bed boiler and a pipe grate (2004-08-31),
9. 6609482 - Method in a soda recovery boiler, and a soda recovery boiler (2003-08-26),
Company Overview
Kvaerner Power Oy is a leading provider of engineering, procurement, and construction services for the energy industry. With expertise in power plants, renewable energy, and waste-to-energy solutions, Kvaerner Power Oy delivers innovative and sustainable solutions to clients worldwide. Their commitment to quality, safety, and environmental responsibility sets them apart as a trusted partner for complex energy projects.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

9 Patents

#28 in Tampere

#326 in Finland

Tampere, FI
Tampere, Finland

Kvaerner Power Oy

Forward Citations = 38

16 inventors:

goldMedal Antti Raukola (3 out of 3 patents)

silverMedal Kari Haaga (2 out of 6 patents)

bronzeMedal Aki Hakulinen (2 out of 4 patents)

4.  Jussi Mäntyniemi (2 out of 2 patents)

5.  Tuomo Ruohola (2 out of 8 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kvaerner Power Oy. Retrieved from https://idiyas.com/company/kvaerner-power-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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