Inventor · disambiguated record
Friedrich Geiser
Also filed as: GEISER FRIEDRICH
26 granted patents·1 pending application·820 citations·filing 1986–2016
97Inventor score
Top patents by PatentIndex Score
27 records- 0198US6416037B1Vacuum pipeVAT HOLDING AG·Filed 2001·Granted Jul 9, 2002·138 cites·11 claims
- 0297US6431518B1Vacuum valveVAT HOLDING AG·Filed 2001·Granted Aug 13, 2002·74 cites·15 claims
- 0396US4809950AValve slide with slide housingSCHERTLER SIEGFRIED·Filed 1988·Granted Mar 7, 1989·90 cites·11 claims
- 0495US4921213AValve slideVAT HOLDING AG·Filed 1989·Granted May 1, 1990·76 cites·9 claims
- 0594US7413162B2Vacuum valveVAT HOLDING AG·Filed 2007·Granted Aug 19, 2008·29 cites·9 claims
- 0694US6494434B1Butterfly valveVAT HOLDING AG·Filed 2001·Granted Dec 17, 2002·55 cites·15 claims
- 0789US8622368B2Flap transfer valve with pivotable valve closure beamGEISER FRIEDRICH·Filed 2011·Granted Jan 7, 2014·10 cites·15 claims
- 0889US7396001B2Valve for essentially gastight closing a flow pathVAT HOLDING AG·Filed 2005·Granted Jul 8, 2008·15 cites·13 claims
- 0988US8827241B2Door for sealing an openingGEISER FRIEDRICH·Filed 2011·Granted Sep 9, 2014·19 cites·17 claims
- 1087US8132782B2Method for controlling or regulating a vacuum valveDUELLI BERNHARD·Filed 2010·Granted Mar 13, 2012·10 cites·15 claims
- 1187US7647999B2Multitrack curve-tilting vehicle, and method for tilting a vehicleGEISER FRIEDRICH·Filed 2005·Granted Jan 19, 2010·25 cites·20 claims
- 1287US5379983AShut-off valves for pipelinesVAT HOLDING AG·Filed 1993·Granted Jan 10, 1995·56 cites·6 claims
- 1387US4881717AVacuum chamberSCHERTLER SIEGRIED·Filed 1989·Granted Nov 21, 1989·53 cites·9 claims
- 1486US7802772B2Pendulum and slide gate vacuum valveVAT HOLDING AG·Filed 2006·Granted Sep 28, 2010·14 cites·18 claims
- 1586US4634094AShutoff valveSCHERTLER SIEGFRIED·Filed 1986·Granted Jan 6, 1987·47 cites·6 claims
- 1685US7658367B2Valve essentially gastight closing of a flow pathVAT HOLDING AG·Filed 2006·Granted Feb 9, 2010·11 cites·16 claims
- 1784US7011294B1Vacuum valveVAT HOLDING AG·Filed 2004·Granted Mar 14, 2006·32 cites·31 claims
- 1882US8097084B2Vacuum chamber system for semiconductor processingGEISER FRIEDRICH·Filed 2007·Granted Jan 17, 2012·15 cites·15 claims
- 1980US6698719B2Seal arrangement for a vacuum valveVAT HOLDING AG·Filed 2002·Granted Mar 2, 2004·23 cites·10 claims
- 2073US7036794B2Method for control of a vacuum valve arranged between two vacuum chambersVAT HOLDING AG·Filed 2004·Granted May 2, 2006·17 cites·13 claims
- 2170US8870157B2Flap transfer valve with valve coverGEISER FRIEDRICH·Filed 2010·Granted Oct 28, 2014·2 cites·17 claims
- 2267US8950729B2Gate valve with linearly displaceable closing membersVAT HOLDING AG·Filed 2013·Granted Feb 10, 2015·2 cites·9 claims
- 2364US8870158B2Flap transfer valve with pivoting bearingGEISER FRIEDRICH·Filed 2010·Granted Oct 28, 2014·1 cites·13 claims
- 2463US9528614B2Vacuum valve and closure member for closing a flow path in a gas-tight manner by means of a linear movementGEISER FRIEDRICH·Filed 2012·Granted Dec 27, 2016·3 cites·20 claims
- 2560US10612674B2Valve, in particular a vacuum valveVAT HOLDING AG·Filed 2016·Granted Apr 7, 2020·1 cites·14 claims
- 2645US2013276905A1Valve housing for a vacuum valveVAT HOLDING AG·Filed 2013·Application pending·0 cites
- 2744US6357475B1Pneumatic sequential control valveVAT HOLDING AG·Filed 2001·Granted Mar 19, 2002·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →