Assignee
LUPKE GERD PAUL HEINRICH
8 granted patents·394 citations·filing 1974–1980
Top patents by PatentIndex Score
8 records- 0196US3981663AApparatus for making high speed corrugated plastic tubingLUPKE GERD PAUL HEINRICH·Filed 1974·Granted Sep 21, 1976·95 cites·14 claims
- 0294US4319872AApparatus for producing thermoplastic tubingLUPKE GERD PAUL HEINRICH·Filed 1980·Granted Mar 16, 1982·86 cites·5 claims
- 0391US4226580AApparatus for producing thermoplastic tubingLUPKE GERD PAUL HEINRICH·Filed 1978·Granted Oct 7, 1980·64 cites·11 claims
- 0483US4199314AApparatus for producing thermoplastic tubingLUPKE GERD PAUL HEINRICH·Filed 1977·Granted Apr 22, 1980·40 cites·2 claims
- 0579US4165214AApparatus for producing corrugated thermoplastic tubingLUPKE GERD PAUL HEINRICH·Filed 1977·Granted Aug 21, 1979·34 cites·5 claims
- 0678US4218164AApparatus and method for perforating tubingLUPKE GERD PAUL HEINRICH·Filed 1979·Granted Aug 19, 1980·26 cites·22 claims
- 0774US4180357AApparatus and method for perforating tubing and method of producing part of such apparatusLUPKE GERD PAUL HEINRICH·Filed 1978·Granted Dec 25, 1979·23 cites·26 claims
- 0872US4136143AApparatus for and method of producing corrugated thermoplastic tubingLUPKE GERD PAUL HEINRICH·Filed 1977·Granted Jan 23, 1979·26 cites·10 claims
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