Assignee
FISHER CONTROLS INT LLC
US·376 granted patents·39 pending applications·708 citations·filing 2013–2025
Top patents by PatentIndex Score
415 records- 0198US9934671B1Valve service detection through data analysisFISHER CONTROLS INT LLC·Filed 2016·Granted Apr 3, 2018·54 cites·22 claims
- 0298US9528631B2Gas pressurized packing system for control valvesFISHER CONTROLS INT LLC·Filed 2014·Granted Dec 27, 2016·39 cites·15 claims
- 0396US9915375B1Methods and apparatus to monitor health information of a valveFISHER CONTROLS INT LLC·Filed 2017·Granted Mar 13, 2018·16 cites·18 claims
- 0495US11353139B1Apparatus for reducing noise and cavitation in valvesFISHER CONTROLS INT LLC·Filed 2021·Granted Jun 7, 2022·9 cites·19 claims
- 0595US10711937B2Method of manufacturing a fluid pressure reduction deviceFISHER CONTROLS INT LLC·Filed 2018·Granted Jul 14, 2020·8 cites·20 claims
- 0695US10697561B2Method of manufacturing a fluid pressure reduction deviceFISHER CONTROLS INT LLC·Filed 2018·Granted Jun 30, 2020·8 cites·22 claims
- 0795US9759348B2Aerodynamic noise reduction cageFISHER CONTROLS INT LLC·Filed 2015·Granted Sep 12, 2017·15 cites·14 claims
- 0894US11143314B1Methods and apparatus to load a valve packingFISHER CONTROLS INT LLC·Filed 2020·Granted Oct 12, 2021·3 cites·20 claims
- 0994US10400899B2Fluid flow control apparatus for use with fluid valvesFISHER CONTROLS INT LLC·Filed 2017·Granted Sep 3, 2019·7 cites·21 claims
- 1093US12066124B2Methods and apparatus to reduce noise in valvesFISHER CONTROLS INT LLC·Filed 2022·Granted Aug 20, 2024·2 cites·19 claims
- 1193US11156241B2DiffuserFISHER CONTROLS INT LLC·Filed 2020·Granted Oct 26, 2021·6 cites·20 claims
- 1293US10544868B2Ball valve having an adjustable trim arrangementFISHER CONTROLS INT LLC·Filed 2018·Granted Jan 28, 2020·7 cites·19 claims
- 1393US10487961B2Control valve trim assemblyFISHER CONTROLS INT LLC·Filed 2018·Granted Nov 26, 2019·16 cites·19 claims
- 1493US10458555B2Control valve with high performance valve cageFISHER CONTROLS INT LLC·Filed 2017·Granted Oct 29, 2019·7 cites·17 claims
- 1593US10456976B1Methods to identify additively manufactured partsFISHER CONTROLS INT LLC·Filed 2018·Granted Oct 29, 2019·8 cites·19 claims
- 1693US9618136B2Rotary valve position indicatorFISHER CONTROLS INT LLC·Filed 2013·Granted Apr 11, 2017·14 cites·20 claims
- 1793US9611873B2Pressure control for partial stroke testsFISHER CONTROLS INT LLC·Filed 2016·Granted Apr 4, 2017·7 cites·18 claims
- 1892US11809157B2Level sensor for continuous level detection and integration into process control systemFISHER CONTROLS INT LLC·Filed 2021·Granted Nov 7, 2023·4 cites·16 claims
- 1992US11649897B1Valve plug apparatus for use with control valvesFISHER CONTROLS INT LLC·Filed 2022·Granted May 16, 2023·4 cites·20 claims
- 2092US10221963B2Ball valve with modal silencerFISHER CONTROLS INT LLC·Filed 2017·Granted Mar 5, 2019·7 cites·14 claims
- 2192US9581523B2Methods and apparatus for estimating useful life of a sealFISHER CONTROLS INT LLC·Filed 2015·Granted Feb 28, 2017·4 cites·20 claims
- 2291US11698148B1Rotary ball valves with noise attenuatorsFISHER CONTROLS INT LLC·Filed 2022·Granted Jul 11, 2023·2 cites·19 claims
- 2391US11209100B2Valve trim apparatus for use with valvesFISHER CONTROLS INT LLC·Filed 2019·Granted Dec 28, 2021·6 cites·18 claims
- 2491US10041610B2Methods and apparatus of stabilizing a valve positioner when testing a solenoid valveFISHER CONTROLS INT LLC·Filed 2016·Granted Aug 7, 2018·7 cites·20 claims
- 2590US11525525B2Apparatus for noise reduction in valvesFISHER CONTROLS INT LLC·Filed 2020·Granted Dec 13, 2022·2 cites·17 claims
- 2690US11073221B2Electro-pneumatic converters and related methodsFISHER CONTROLS INT LLC·Filed 2019·Granted Jul 27, 2021·5 cites·20 claims
- 2790US10619760B2Time-series analytics for control valve health assessmentFISHER CONTROLS INT LLC·Filed 2016·Granted Apr 14, 2020·5 cites·21 claims
- 2890US9989159B2Vent assembly and method for a digital valve positionerFISHER CONTROLS INT LLC·Filed 2015·Granted Jun 5, 2018·13 cites·17 claims
- 2990US9881250B2Methods and apparatus for RFID communications in a process control systemFISHER CONTROLS INT LLC·Filed 2014·Granted Jan 30, 2018·8 cites·20 claims
- 3090US9752599B2Methods and apparatus to partial stroke test valves using pressure controlFISHER CONTROLS INT LLC·Filed 2014·Granted Sep 5, 2017·9 cites·16 claims
- 3190US9726299B2Integrated transducerFISHER CONTROLS INT LLC·Filed 2015·Granted Aug 8, 2017·5 cites·24 claims
- 3290US9423050B2Intelligent actuator and method of monitoring actuator health and integrityFISHER CONTROLS INT LLC·Filed 2013·Granted Aug 23, 2016·9 cites·25 claims
- 3389US11719362B2Method of manufacturing a fluid pressure reduction deviceFISHER CONTROLS INT LLC·Filed 2020·Granted Aug 8, 2023·2 cites·13 claims
- 3489US11407070B2Bonnet and valve trim assembly and related methodsFISHER CONTROLS INT LLC·Filed 2020·Granted Aug 9, 2022·2 cites·24 claims
- 3589US10539241B2Yoke for rotary valveFISHER CONTROLS INT LLC·Filed 2017·Granted Jan 21, 2020·8 cites·16 claims
- 3689US10500672B2Methods and apparatus for welding work pieces having dissimilar compositionsFISHER CONTROLS INT LLC·Filed 2015·Granted Dec 10, 2019·6 cites·6 claims
- 3789US10316988B2Pressure control for calibrating process control devicesFISHER CONTROLS INT LLC·Filed 2016·Granted Jun 11, 2019·4 cites·20 claims
- 3889US10234058B2Methods and apparatus of assessing a test of a solenoid valve via a positionerFISHER CONTROLS INT LLC·Filed 2016·Granted Mar 19, 2019·7 cites·23 claims
- 3988US11339891B2Retaining ring for a flow control deviceFISHER CONTROLS INT LLC·Filed 2020·Granted May 24, 2022·2 cites·20 claims
- 4088US11339897B2Valve trim apparatus for use with control valvesFISHER CONTROLS INT LLC·Filed 2018·Granted May 24, 2022·5 cites·15 claims
- 4188US10908123B2Methods and apparatus to generate an acoustic emission spectrum using amplitude demodulationFISHER CONTROLS INT LLC·Filed 2017·Granted Feb 2, 2021·4 cites·21 claims
- 4288US10900591B2High pressure anti-cavitation cageFISHER CONTROLS INT LLC·Filed 2017·Granted Jan 26, 2021·8 cites·13 claims
- 4388US10422438B2Electro-pneumatic converters and related methodsFISHER CONTROLS INT LLC·Filed 2017·Granted Sep 24, 2019·5 cites·20 claims
- 4488US9587764B2Control valve trim assembly having a cage with diamond-shaped openingsFISHER CONTROLS INT LLC·Filed 2014·Granted Mar 7, 2017·20 cites·16 claims
- 4587US12072042B2Valve seat and a valve sealing arrangement of a valve assemblyFISHER CONTROLS INT LLC·Filed 2022·Granted Aug 27, 2024·1 cites·20 claims
- 4687US11649903B2Modular valve assemblyFISHER CONTROLS INT LLC·Filed 2021·Granted May 16, 2023·2 cites·7 claims
- 4787US11525523B2Open circuit diagnostic for pulsed solenoid I/PFISHER CONTROLS INT LLC·Filed 2020·Granted Dec 13, 2022·3 cites·10 claims
- 4887US10539252B2Aerodynamic noise reduction cageFISHER CONTROLS INT LLC·Filed 2017·Granted Jan 21, 2020·4 cites·14 claims
- 4987US10240687B2Methods and apparatus of testing a solenoid valve of an emergency valve via a positionerFISHER CONTROLS INT LLC·Filed 2016·Granted Mar 26, 2019·4 cites·21 claims
- 5087US9995400B2Thermally compensated valve trim componentFISHER CONTROLS INT LLC·Filed 2016·Granted Jun 12, 2018·7 cites·20 claims
Showing the top 50 of 415 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when FISHER CONTROLS INT LLC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →