Assignee
AMMANN ERNST
4 granted patents·20 citations·filing 1976–2013
Top patents by PatentIndex Score
4 records- 0156US9957391B2Process for manufacturing a surface-treated compacted material processable on a single screw plastics conversion equipmentAMMANN ERNST·Filed 2013·Granted May 1, 2018·0 cites·19 claims
- 0248US9856378B2Process for manufacturing a surface-treated compacted material processable on a single screw plastics conversion equipmentAMMANN ERNST·Filed 2010·Granted Jan 2, 2018·0 cites·23 claims
- 0347US4071994AExpansion joint for roofs and the likeAMMANN ERNST·Filed 1976·Granted Feb 7, 1978·19 cites·8 claims
- 0425US4635426ADevice for bridging the joint between two parts of a roof and method for testing its tightnessAMMANN ERNST·Filed 1984·Granted Jan 13, 1987·1 cites·7 claims
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