Assignee
HOBAS ENG AG
CH·7 granted patents·179 citations·filing 1977–1995
Top patents by PatentIndex Score
7 records- 0191US4139025AGlass fiber reinforced pipeHOBAS ENG AG·Filed 1977·Granted Feb 13, 1979·74 cites·11 claims
- 0273US5758906ASockets serving for the connection of two plastic pipesHOBAS ENG AG·Filed 1995·Granted Jun 2, 1998·46 cites·17 claims
- 0346US5330238ACoupler for connecting two plastic pipes and process and mold for producing the couplerHOBAS ENG AG·Filed 1992·Granted Jul 19, 1994·13 cites·4 claims
- 0443US5354526AProcess for manufacturing reinforced duroplastic pipes in a centrifugal process and installation for carrying out the processHOBAS ENG AG·Filed 1992·Granted Oct 11, 1994·17 cites·16 claims
- 0540US5288154ASplash-proof bearing arrangement having a horizontal axisHOBAS ENG AG·Filed 1992·Granted Feb 22, 1994·11 cites·11 claims
- 0638US4513996ATube couplingHOBAS ENG AG·Filed 1982·Granted Apr 30, 1985·11 cites·6 claims
- 0734US5306458AProcess for manufacturing a plastic pipeHOBAS ENG AG·Filed 1992·Granted Apr 26, 1994·7 cites·6 claims
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