Inventor
RIESSELMANN FRANZ-JOSEF
DE12 patents
⚠️ This page may combine multiple inventors who share the name “RIESSELMANN FRANZ-JOSEF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HEWING GMBH
6 patentsUS5829795ANov 3, 1998
Press-fitting device for connection of a tube
HEWING GMBH64 citations95
US6361083B1Mar 26, 2002
Screw joint for pipes
HEWING GMBH58 citations92
US6322108B1Nov 27, 2001
Pipe fitting
HEWING GMBH58 citations92
US6279614B1Aug 28, 2001
Multi-layer plastic tube
HEWING GMBH46 citations85
US6255623B1Jul 3, 2001
Surface heating system formed by a fluid-conducting inner pipe surrounded by a heat-destructible sheathing tube structure
HEWING GMBH7 citations68
US6253794B1Jul 3, 2001
Conduit in particular for sanitary and heating installation purposes
HEWING GMBH6 citations57