OH

Ole Hjertholm

FA Framo Engineering As: 1 patents #24 of 49Top 50%
Overall (All Time): #1,600,248 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6932355 Sealing arrangement — 2005-08-23
5658018 Sealing connection system between axially impacting joint components — 1997-08-19
5181730 Sealing system for abutting tube ends in a pipe conduit — 1993-01-26