Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12087486 | Static electrical device assembly comprising heat exchanger system | Heli Ojalammi, Katja Oinas | 2024-09-10 |
| 11705274 | Arrangement for overvoltage protection of subsea electrical apparatus | Heinz Lendenmann, Kim Missing, Thomas Wagner | 2023-07-18 |
| 10244650 | Pressure compensated subsea electrical system | Tor Laneryd, Thomas Gradinger, Heinz Lendenmann, Thomas Wagner, Timo Koivuluoma | 2019-03-26 |
| 10041507 | Subsea pressure compensation arrangement | Markku Launonen, Erkki Hiironniemi | 2018-08-07 |
| 9759241 | Pressure compensator | Kim Missing | 2017-09-12 |
| 8549924 | Pressure compensator | Thorvald Haldin, Kim Missing | 2013-10-08 |
| 7141141 | Apparatus and method for determination and control of paper web qualities on a papermaking machine | Pekka Koskinen, Ilpo Pitkäniemi, Jari Ristola | 2006-11-28 |
| 6479780 | Circuit breaker for disconnecting an electrical apparatus from electrical network | Tapani Tiitola, Vesa Virtanen | 2002-11-12 |
| 6456179 | Transformer | Johan Backa, Karl Engman, Torvald Haldin | 2002-09-24 |
| 5585038 | Conductive plastics material and a method for its preparation | Pauli Kirmanen, Esko Savolainen, Toivo K arn a, Jukka Laakso, Heikki Ruohonen +3 more | 1996-12-17 |
| 5585040 | Conductive plastics material and a method for its preparation | Pauli Kirmanen, Esko Savolainen, Toivo Karna, Jukka Laakso, Heikki Ruohonen +3 more | 1996-12-17 |
| 5531932 | Metal compound/protonic acid containing electrically conductive compositions and methods for their preparation | Toivo Karna, Jukka Laakso, Timo Niemi, Heikki Ruohonen, Esko Savolainen +2 more | 1996-07-02 |
| 5507977 | Conducting plastic material and method of producing such material | Kimmo Vakiparta | 1996-04-16 |
| 5340499 | Electrically conductive compositions and methods for their preparation | Toivo Karna, Jukka Laakso, Timo Niemi, Heikki Ruohonen, Esko Savolainen +3 more | 1994-08-23 |