EK

Esa Kemppinen

Nokia: 3 patents #1,316 of 5,652Top 25%
📍 Helsinki, FI: #1,108 of 3,940 inventorsTop 30%
Overall (All Time): #1,599,463 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6958662 Waveguide to stripline transition with via forming an impedance matching fence Olli Salmela, Markku Koivisto, Mikko Saarikoski, Kalle Jokio, Ali Nadir Arslan +2 more 2005-10-25
6909345 Method for creating waveguides in multilayer ceramic structures and a waveguide having a core bounded by air channels Olli Salmela, Hans Somerma, Pertti Ikäläinen, Markku Koivisto 2005-06-21
6778037 Means for handling high-frequency energy Olli Salmela, Markku Koivisto, Hans Somerma, Pertti Ikäläinen, Petri Savolainen 2004-08-17