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For the Inventor, By the Inventor

Helsinki, Finland

Kvaerner Masa-Yards Oy

Calculating rank
USPTO Granted Patents = 23

% Expired Patents = 8.7

Forward Citations = 174

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55 inventors (with patents filed for the assignee):

goldMedal Jukka Gustafsson (8 out of 8 patents)

silverMedal Pekka Salmi (5 out of 8 patents)

bronzeMedal Matti Heinakari (3 out of 3 patents)

4.  Jukka Linja (3 out of 3 patents)

5.  Erkki Ranki (2 out of 3 patents)

6.  Jarmo Wacker (2 out of 4 patents)

7.  Mikko Veikkolainen (2 out of 2 patents)

8.  Jari Anttila (2 out of 2 patents)

9.  Matti Vaihinen (2 out of 2 patents)

10.  Kalevi Heino (2 out of 2 patents)

11.  Timo Mahlanen (1 out of 8 patents)

12.  Sauli Eloranta (1 out of 1 patent)

13.  Tuomas Routa (1 out of 1 patent)

14.  Juhani Säikkö (1 out of 1 patent)

15.  Timo Anttalainen (1 out of 1 patent)


23 patents:

1. 7047897 - System and method in water-craft (2006-05-23),
2. 7034249 - Method of controlling the welding of a three-dimensional structure (2006-04-25),
3. 6750426 - Welding arrangement and method (2004-06-15),
4. 6581336 - Waste water collection arrangement (2003-06-24),
5. 6457431 - Balcony arrangement for a ship (2002-10-01),
6. 6155016 - Wall structure (2000-12-05),
7. 6062925 - Service vessel operating method (2000-05-16),
8. 6046959 - Sound source arrangement (2000-04-04),
9. 5996520 - Icebreaking method and icebreaker (1999-12-07),
10. 5913929 - Bending arrangement for aluminum profile (1999-06-22),
11. 5697312 - Gas tanker (1997-12-16),
12. 5662264 - Method for welding aluminum plates (1997-09-02),
13. 5648619 - Arrangement for inspection of welded plate sections (1997-07-15),
14. 5638559 - Berth arrangement (1997-06-17),
15. 5626092 - Water equilibrating arrangement (1997-05-06),
Company Overview
Kvaerner Masa-Yards Oy is a prominent shipbuilding company based in Helsinki, Finland, specializing in the design and construction of advanced vessels, including icebreakers and passenger ships. The company leverages cutting-edge technology and engineering expertise to deliver innovative maritime solutions, focusing on sustainability and efficiency in ship design. With a strong emphasis on research and development, Kvaerner Masa-Yards plays a vital role in the maritime industry, contributing to the evolution of modern shipbuilding practices.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

23 Patents

#53 in Helsinki

#151 in Finland

#27,736 in the World

Helsinki, FI
Helsinki, Finland

Kvaerner Masa-Yards Oy

Forward Citations = 174

55 inventors:

goldMedal Jukka Gustafsson (8 out of 8 patents)

silverMedal Pekka Salmi (5 out of 8 patents)

bronzeMedal Matti Heinakari (3 out of 3 patents)

4.  Jukka Linja (3 out of 3 patents)

5.  Erkki Ranki (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kvaerner Masa-Yards Oy. Retrieved from https://idiyas.com/company/kvaerner-masa-yards-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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