Assignee
MANNESMANNUFER AKTIENGESELLSCH
DE·3 granted patents·15 citations·filing 1981–1994
Top patents by PatentIndex Score
3 records- 0138US4390568ALining a steel pipe internally with a cement mortarMANNESMANNUFER AKTIENGESELLSCH·Filed 1981·Granted Jun 28, 1983·10 cites·8 claims
- 0233US5232740AMethod of manufacturing plated hollow blocksMANNESMANNUFER AKTIENGESELLSCH·Filed 1990·Granted Aug 3, 1993·5 cites·12 claims
- 0327US5509447A2/2 directional seat valveMANNESMANNUFER AKTIENGESELLSCH·Filed 1994·Granted Apr 23, 1996·0 cites·9 claims
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