VV

Vesa Virtanen

AA Abb Technology Ag: 1 patents #151 of 306Top 50%
Overall (All Time): #3,563,511 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6479780 Circuit breaker for disconnecting an electrical apparatus from electrical network Esa Virtanen, Tapani Tiitola 2002-11-12