EV

Esa Virtanen

Google: 5 patents #5,211 of 22,993Top 25%
AA Abb Schweiz Ag: 4 patents #424 of 3,274Top 15%
AA Abb Technology Ag: 2 patents #541 of 1,391Top 40%
EO Ev Group Oy: 1 patents #4 of 6Top 70%
HE Hitachi Energy: 1 patents #135 of 458Top 30%
Overall (All Time): #339,789 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
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