EK

Esa Kemppinen

Nokia: 2 patents #35 of 636Top 6%
📍 Helsinki, FI: #23 of 211 inventorsTop 15%
Overall (2005): #56,932 of 245,428Top 25%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 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