Inventor
DE PUTTER WARNER JAN
14 patents
⚠️ This page may combine multiple inventors who share the name “DE PUTTER WARNER JAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
WAVIN BV
12 patentsUS3943273AMar 9, 1976
Electrically conducting plastic pipe system
WAVIN BV48 citations92
US4120325AOct 17, 1978
Electrically conducting plastic pipe system
WAVIN BV29 citations81
US4103320AJul 25, 1978
Thermally insulated pipe with electrically conducting portions for dissipating static electricity
WAVIN BV23 citations81
US3991150ANov 9, 1976
Method for forming a plastic pipe
WAVIN BV20 citations81
US4119122AOct 10, 1978
Pipe with an outer foam plastic covering
WAVIN BV15 citations73
US4112795ASep 12, 1978
Process for perforating plastics tubes
WAVIN BV10 citations73
US4028039AJun 7, 1977
Removal of injection moulded products
WAVIN BV7 citations73
US3999925ADec 28, 1976
Extruder for corrugated tube
WAVIN BV9 citations73
US4080999AMar 28, 1978
Fiber reinforced sandwich tube
WAVIN BV18 citations67
US4088307AMay 9, 1978
Extruder with degassing
WAVIN BV3 citations62
US3947000AMar 30, 1976
Extruder drive
WAVIN BV4 citations62
US3931853AJan 13, 1976
Device for the supply and discharge of cooling liquid in the worms of an extruder press
WAVIN BV6 citations62