Inventor · disambiguated record
Douglas P. Gethmann
Also filed as: GETHMANN DOUGLAS P · GETHMANN DOUGLAS PAUL
26 granted patents·5 pending applications·671 citations·filing 1991–2017
97Inventor score
Files withFISHER CONTROLS INT23GETHMANN DOUGLAS P2GETHMANN DOUGLAS PAUL2FISHER CONTROLS INC INC1FISHER CONTROLS INT LLC1
Top patents by PatentIndex Score
31 records- 0196US6095196ATortuous path fluid pressure reduction deviceFISHER CONTROLS INT·Filed 1999·Granted Aug 1, 2000·106 cites·16 claims
- 0294US5769122AFluid pressure reduction deviceFISHER CONTROLS INT·Filed 1997·Granted Jun 23, 1998·93 cites·23 claims
- 0393US5941281AFluid pressure reduction deviceFISHER CONTROLS INT·Filed 1998·Granted Aug 24, 1999·65 cites·17 claims
- 0493US5180139ARotary ball fluid control valve with noise attenuatorFISHER CONTROLS INT·Filed 1991·Granted Jan 19, 1993·77 cites·5 claims
- 0589US5332004ARotary noise attenuatorFISHER CONTROLS INT·Filed 1993·Granted Jul 26, 1994·56 cites·5 claims
- 0687US6733000B2Pivot actuated sleeve valveFISHER CONTROLS INT·Filed 2002·Granted May 11, 2004·23 cites·8 claims
- 0786US5400825ARotary noise attenuatorFISHER CONTROLS INT·Filed 1994·Granted Mar 28, 1995·48 cites·5 claims
- 0885US7178785B2Stem arrangement for pivot actuated sleeve valveFISHER CONTROLS INT·Filed 2005·Granted Feb 20, 2007·9 cites·13 claims
- 0983US7219691B2Control valve positioner mounting systemFISHER CONTROLS INT·Filed 2004·Granted May 22, 2007·27 cites·20 claims
- 1079US7472716B2Valve packing removal deviceFISHER CONTROLS INT·Filed 2007·Granted Jan 6, 2009·6 cites·12 claims
- 1178US6382253B1Fluid pressure reduction device with integral guidesFISHER CONTROLS INT·Filed 2001·Granted May 7, 2002·25 cites·10 claims
- 1274US5193583ARotary noise attenuatorFISHER CONTROLS INT·Filed 1991·Granted Mar 16, 1993·34 cites·13 claims
- 1372US5381817AMechanical flexure for motion amplification and transducer with sameFISHER CONTROLS INC INC·Filed 1993·Granted Jan 17, 1995·28 cites·2 claims
- 1468US6929245B2Stem to sleeve connection for pivot actuated sleeve valveFISHER CONTROLS INT·Filed 2004·Granted Aug 16, 2005·9 cites·20 claims
- 1568US6874761B2Pivot actuated sleeve valveFISHER CONTROLS INT·Filed 2004·Granted Apr 5, 2005·9 cites·8 claims
- 1666US7832327B2Ring sealed diaphragmFISHER CONTROLS INT·Filed 2007·Granted Nov 16, 2010·4 cites·26 claims
- 1764US6939074B2Stem connector assemblyFISHER CONTROLS INT·Filed 2003·Granted Sep 6, 2005·11 cites·19 claims
- 1861US6416268B2Mechanical fastening apparatusFISHER CONTROLS INT·Filed 2001·Granted Jul 9, 2002·7 cites·3 claims
- 1960US5163463AMechanical flexure for motion amplification and transducer with sameFISHER CONTROLS INT·Filed 1991·Granted Nov 17, 1992·20 cites·6 claims
- 2059US8070127B2Manual override apparatus for linear actuatorsGETHMANN DOUGLAS PAUL·Filed 2009·Granted Dec 6, 2011·3 cites·21 claims
- 2159US7624963B2Valve flow adjustment deviceFISHER CONTROLS INT·Filed 2007·Granted Dec 1, 2009·1 cites·15 claims
- 2257US7410144B2Pivot and bearing assembly for a manual valve operatorFISHER CONTROLS INT·Filed 2005·Granted Aug 12, 2008·1 cites·17 claims
- 2355US8544820B2Biasing apparatus for use with actuatorsGETHMANN DOUGLAS P·Filed 2009·Granted Oct 1, 2013·2 cites·20 claims
- 2448US6213150B1Fluid pressure reduction disks with taper nut retention deviceFISHER CONTROLS INT·Filed 2000·Granted Apr 10, 2001·2 cites·9 claims
- 2546US7172172B2Valve packing removal deviceFISHER CONTROLS INT·Filed 2003·Granted Feb 6, 2007·1 cites·21 claims
- 2643US2008197307A1Valve flow adjustment deviceGETHMANN DOUGLAS PAUL·Filed 2007·Application pending·0 cites
- 2742US2005191122A1Locking mechanism for a threaded connectionFiled 2004·Application pending·0 cites
- 2838US2007018132A1Multi-pitch threaded couplingGETHMANN DOUGLAS P·Filed 2005·Application pending·0 cites
- 2937US2004035462A1Integral control valve and actuatorFiled 2002·Application pending·0 cites
- 3036US5265637AMechanical flexure for motion amplification and transducer with sameFISHER CONTROLS INT·Filed 1992·Granted Nov 30, 1993·4 cites·6 claims
- 3136US2018320721A1Apparatus to connect a valve stem to an actuatorFISHER CONTROLS INT LLC·Filed 2017·Application pending·0 cites
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