Inventor · disambiguated record
Erik Appel
Also filed as: APPEL ERIK
7 granted patents·1 pending application·36 citations·filing 2003–2004
81Inventor score
Files withDEMAG CRANES & COMPONENTS GMBH7
Top patents by PatentIndex Score
8 records- 0171US6972385B2Operating device for manual actuation of hoisting equipmentDEMAG CRANES & COMPONENTS GMBH·Filed 2004·Granted Dec 6, 2005·17 cites·31 claims
- 0262US7234400B2Crane trolley with low overall heightDEMAG CRANES & COMPONENTS GMBH·Filed 2004·Granted Jun 26, 2007·10 cites·21 claims
- 0349US7504602B2Suspended control deviceDEMAG CRANES & COMPONENTS GMBH·Filed 2003·Granted Mar 17, 2009·3 cites·28 claims
- 0448US7422542B2Method of monitoring a chain pulley block and chain pulley block apparatusDEMAG CRANES & COMPONENTS GMBH·Filed 2004·Granted Sep 9, 2008·2 cites·18 claims
- 0544US6964409B2Chain blockDEMAG CRANES & COMPONENTS GMBH·Filed 2003·Granted Nov 15, 2005·1 cites·22 claims
- 0641US7068009B2Drive arrangement, especially for a lifting mechanism and/or a traveling driveDEMAG CRANES & COMPONENTS GMBH·Filed 2004·Granted Jun 27, 2006·3 cites·30 claims
- 0738US2005043132A1Chain pulley blockFiled 2004·Application pending·0 cites
- 0834US7126307B2Interface circuit for actuating an electrical device and circuit arrangement for actuating an electric motor therewithDEMAG CRANES & COMPONENTS GMBH·Filed 2004·Granted Oct 24, 2006·0 cites·21 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →