RP

Risto Pennanen

OA Oy Nokia Ab: 2 patents #5 of 62Top 9%
📍 Helsinki, FI: #1,498 of 3,940 inventorsTop 40%
Overall (All Time): #2,326,720 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4966615 Apparatus for cooling an optical fiber Antti Linden, Lena Stormbom 1990-10-30
4713103 Method of and a device for applying a primary coating to an optical filament Jyrki Pennala 1987-12-15