Inventor · disambiguated record
Heinfried Hoffmann
Also filed as: HOFFMANN HEINFRIED
10 granted patents·4 pending applications·146 citations·filing 1993–2007
90Inventor score
Top patents by PatentIndex Score
14 records- 0185US7694936B2Method and device for function-monitoring an actuatorSAMSON AG·Filed 2006·Granted Apr 13, 2010·18 cites·23 claims
- 0285US6050296AControl apparatusSAMSON AG·Filed 1998·Granted Apr 18, 2000·49 cites·15 claims
- 0377US7621170B2Method and system for function testing a valveSAMSON AG·Filed 2007·Granted Nov 24, 2009·8 cites·9 claims
- 0467US7057369B2System and device for regulating the position of a drivable component and drive thereforSAMSON AG·Filed 2004·Granted Jun 6, 2006·13 cites·23 claims
- 0560US8292264B2Flow adjustment apparatus and method for limiting the travel of an actuating rod of an actuator of the flow adjustment apparatusHOFFMANN HEINFRIED·Filed 2007·Granted Oct 23, 2012·4 cites·16 claims
- 0651US6267138B1Method and means for monitoring a control apparatusSAMSON AG·Filed 1998·Granted Jul 31, 2001·20 cites·26 claims
- 0746US5365963AActuating drive having a safety deviceSAMSON AG·Filed 1993·Granted Nov 22, 1994·15 cites·11 claims
- 0842US6294732B1Field device of the pressure-resistant encapsulation type of protectionSAMSON AG·Filed 1999·Granted Sep 25, 2001·9 cites·15 claims
- 0939US5452742AElectropneumatic position controllerSAMSON AG·Filed 1993·Granted Sep 26, 1995·10 cites·10 claims
- 1039US2006016183A1Position control system for an adjusting member actuated by a pneumatic actuating driveHOFFMANN HEINFRIED·Filed 2005·Application pending·0 cites
- 1136US2004236439A1Method and device to prevent a critical operating state of a control deviceSAMSON AG·Filed 2004·Application pending·0 cites
- 1235US2005043911A1Method and device to test the operation safety of a process control deviceFiled 2004·Application pending·0 cites
- 1334US2005172794A1Drive mechanism for the positioning of an actuator, such as a valve, and device for the control of an actuatorFiled 2005·Application pending·0 cites
- 1429US5404744APosition controllerSAMSON AG·Filed 1993·Granted Apr 11, 1995·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →