FL

Fredric Lange

II Interlock Structures International: 6 patents #1 of 19Top 6%
Overall (All Time): #428,037 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6257797 Tubular member connector 2001-07-10
5893675 Tubular member connector 1999-04-13
5706622 Modular structural framing system 1998-01-13
5642957 Tubular member connector 1997-07-01
5588274 Modular structural framing system 1996-12-31
5584156 Modular structural framing system 1996-12-17
4982546 Space frame node 1991-01-08
4978244 Fastener apparatus 1990-12-18
4787768 Fastener apparatus 1988-11-29
4776721 Connecting apparatus 1988-10-11
4637193 Connecting apparatus 1987-01-20
4512117 Modular proscenium theatre 1985-04-23