Filtering; Removal or measurement of solid or liquid contamination

Industry

CPC
F15B21/041

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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F15Hydraulics devices F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL FLUID-PRESSURE ACTUATORS F15B21/00Common features Fluid-pressure systems, or details thereof, not covered by any preceding group

Current Industry

F15B21/041Filtering; Removal or measurement of solid or liquid contamination

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Recycling secondary reservoir
- Patent number 12,331,761
- Issue date Jun 17, 2025
- Deere & Company
- Brett D. McClain
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Valve bore wash filters
- Patent number 12,276,291
- Issue date Apr 15, 2025
- Hamilton Sundstrand Corporation
- Robert DeFelice
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Gasket device and pneumatic valve system for a commercial vehicle
- Patent number 12,247,591
- Issue date Mar 11, 2025
- ZF CV Systems Europe BV
- Maciej Semeniuk
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Gasket device and pneumatic valve system for a commercial vehicle
- Patent number 12,215,720
- Issue date Feb 4, 2025
- ZF CV Systems Europe BV
- Maciej Semeniuk
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Intelligent filtration for electric-hydraulic work vehicles
- Patent number 12,135,049
- Issue date Nov 5, 2024
- Deere & Company
- Michael J. Cliff
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Suction strainer
- Patent number 12,129,879
- Issue date Oct 29, 2024
- Yamashin-Filter Corp.
- Shigeru Hashimoto
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Coiled filter for hydraulic component
- Patent number 12,066,041
- Issue date Aug 20, 2024
- ZF Active Safety US Inc.
- Gunther Ruck
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Filter retaining plug
- Patent number 12,049,910
- Issue date Jul 30, 2024
- Hamilton Sundstrand Corporation
- Maciej Bujewicz
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information Patent Grant
Soil processing machine and method for operating a soil processing...
- Patent number 11,971,099
- Issue date Apr 30, 2024
- Hamm AG
- Thomas Klein
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Filter assembly for a servovalve
- Patent number 11,852,174
- Issue date Dec 26, 2023
- Hamilton Sundstrand Corporation
- Maciej Zak
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
End plate, filter element, filter system and method for filtering l...
- Patent number 11,833,454
- Issue date Dec 5, 2023
- ARGO-HYTOS GROUP AG
- Valentin Pichlmaier
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Enrichment of nucleic acid targets
- Patent number 11,795,497
- Issue date Oct 24, 2023
- Quantum-Si Incorporated
- Andrea Marziali
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Grant
Screen for hydraulic fluid
- Patent number 11,779,864
- Issue date Oct 10, 2023
- Danfoss Power Solutions GMBH & CO OHG
- Reinhardt Thoms
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and apparatus for conversion of a pneumatic actuator to an e...
- Patent number 11,732,733
- Issue date Aug 22, 2023
- Robert Connal
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Filter for a hydraulic circuit of an agricultural system
- Patent number 11,629,736
- Issue date Apr 18, 2023
- CNH Industrial America LLC
- Heath A. Toennies
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Work vehicle transmission and work vehicle having the same
- Patent number 11,592,082
- Issue date Feb 28, 2023
- Kubota Corporation
- Hidetoshi Hana
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Valve assemblies to supply fluid pressure to components in multiple...
- Patent number 11,512,720
- Issue date Nov 29, 2022
- Allison Transmission, Inc.
- Kenneth M. Andrews
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Filter retaining plug and tool
- Patent number 11,506,291
- Issue date Nov 22, 2022
- Hamilton Sundstrand Corporation
- Maciej Bujewicz
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Adaptor plug for a spin-on filter
- Patent number 11,491,427
- Issue date Nov 8, 2022
- Dana Motion Systems Italia S.r.l.
- Luca Buscicchio
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Filter system for an agricultural implement
- Patent number 11,470,758
- Issue date Oct 18, 2022
- CNH Industrial America LLC
- Ryan R. Raetzman
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic oil filter system for a motor vehicle transmission
- Patent number 11,471,795
- Issue date Oct 18, 2022
- IBS Filtran Kunststoff-/Metallerzeugnisse GmbH
- Wolfgang Stausberg
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic system for a working machine
- Patent number 11,459,732
- Issue date Oct 4, 2022
- Volvo Construction Equipment AB
- Bo Vigholm
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Filter assembly
- Patent number 11,434,944
- Issue date Sep 6, 2022
- HYDAC FILTERS SYSTEMS GMBH
- Thorsten Falk
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic tank protection system
- Patent number 11,391,307
- Issue date Jul 19, 2022
- Caterpillar Paving Products Inc.
- Nicholas James Argenziano
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
System for assisting the driving of a trailer from an open tipping...
- Patent number 11,332,006
- Issue date May 17, 2022
- Poclain Hydraulics Industrie
- Fabien Roger
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method and a system for estimating the water content of brake fluid...
- Patent number 11,254,296
- Issue date Feb 22, 2022
- Volvo Car Corporation
- Niklas Peinert
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Filter for hydraulic fluids for hydraulic circuits and process of m...
- Patent number 11,215,205
- Issue date Jan 4, 2022
- MP Filtri S.p.A.
- Claudio Pastori
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Method and apparatus for cleaning and/or replacing hydraulic oil in...
- Patent number 11,143,215
- Issue date Oct 12, 2021
- Voith Patent GmbH
- Hubert Schaber
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Filter subassembly for motor vehicle brake systems
- Patent number 11,143,216
- Issue date Oct 12, 2021
- Continental Teves AG & Co. oHG
- Christian Courth
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Apparatus for filtering a liquid and method for detecting a state o...
- Patent number 11,103,815
- Issue date Aug 31, 2021
- Robert Bosch GmbH
- Patric Brand
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
OIL PASSAGE CONTROL VALVE AND VALVE TIMING VARYING DEVICE
- Publication number 20250207517
- Publication date Jun 26, 2025
- Mikuni Corporation
- Masashi UEDA
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
FOREIGN OBJECT RECOGNITION SYSTEM
- Publication number 20250182485
- Publication date Jun 5, 2025
- Komatsu Ltd.
- Shinichi NAITO
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
HYDRAULIC SYSTEM FOR AN AIRCRAFT, HYDRAULIC ARRANGEMENT, AIRCRAFT,...
- Publication number 20250171163
- Publication date May 29, 2025
- AIRBUS OPERATIONS GMBH
- Julian KLOSE
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
FLUID COOLING/FILTERING ASSEMBLY
- Publication number 20250135382
- Publication date May 1, 2025
- ARBURG GMBH + CO. KG
- Rainer BLETSCHER
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
SYSTEMS AND METHODS FOR CLUTCH VALVE CLEANING
- Publication number 20250092889
- Publication date Mar 20, 2025
- Dana Automotive Systems Group, LLC
- Aaron SHORT
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
PNEUMATIC SUPPLY DEVICE FOR AN AGRICULTURAL TRACTOR
- Publication number 20250075715
- Publication date Mar 6, 2025
- Deere & Company
- SIMON GAEDKER
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
GROUNDS MAINTENANCE VEHICLE
- Publication number 20240423126
- Publication date Dec 26, 2024
- EXMARK MANUFACTURING COMPANY INCORPORATED
- Kevin J. Nelson
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
BRAKE SIGNAL TRANSMITTER, BRAKING SYSTEM, AND VEHICLE
- Publication number 20240367632
- Publication date Nov 7, 2024
- ZF CV Systems Global GmbH
- Krzysztof Adamski
- B60 - VEHICLES IN GENERAL
Information Patent Application
ENRICHMENT OF NUCLEIC ACID TARGETS
- Publication number 20240294972
- Publication date Sep 5, 2024
- Quantum-Si Incorporated
- Andrea Marziali
- B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information Patent Application
Hybrid filter element apparatus
- Publication number 20240261710
- Publication date Aug 8, 2024
- Adan Reinosa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Structure of Pneumatic Actuator
- Publication number 20240229965
- Publication date Jul 11, 2024
- Kao-Sung Chen
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
VALVE BORE WASH FILTERS
- Publication number 20240159257
- Publication date May 16, 2024
- HAMILTON SUNDSTRAND CORPORATION
- Robert DeFelice
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
FLUID POWER SYSTEM MONITORING BASED ON FLUID PARAMETERS
- Publication number 20240110582
- Publication date Apr 4, 2024
- Rex Wetherill
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
MULTI-STAGE, TELESCOPING HYDRAULIC CYLINDER, CYLINDER BEARING PROTE...
- Publication number 20230366414
- Publication date Nov 16, 2023
- Rosenboom Machine & Tool, Inc.
- Darin M. Rosenboom
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
DEVICE FOR CONTROLLING THE EXHAUST OF A VEHICLE PNEUMATIC SYSTEM
- Publication number 20230139542
- Publication date May 4, 2023
- Jose D. Ortega
- B60 - VEHICLES IN GENERAL
Information Patent Application
RECYCLING SECONDARY RESERVOIR
- Publication number 20230118512
- Publication date Apr 20, 2023
- Deere & Company
- Brett D. McClain
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
FLUID LINE SEGMENT FOR GAS TURBINE ENGINE
- Publication number 20230065656
- Publication date Mar 2, 2023
- Pratt & Whitney Canada Corp.
- Julien GIRARD
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
RESIN MOLDED ARTICLE, RESIN MOLDED ARTICLE MANUFACTURING METHOD, AN...
- Publication number 20220412381
- Publication date Dec 29, 2022
- YAZAKI CORPORATION
- Arata YAGI
- B60 - VEHICLES IN GENERAL
Information Patent Application
INTELLIGENT FILTRATION FOR ELECTRIC-HYDRAULIC WORK VEHICLES
- Publication number 20220316502
- Publication date Oct 6, 2022
- Deere & Company
- MICHAEL J. CLIFF
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
SYSTEM TO REDUCE LINE LOSS IN PRESSURE CONTROL HYDRAULIC CIRCUIT
- Publication number 20220307527
- Publication date Sep 29, 2022
- CNH INDUSTRIAL AMERICA LLC
- Heath A. Toennies
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
METHOD AND APPARATUS FOR CONVERSION OF A PNEUMATIC ACTUATOR TO AN E...
- Publication number 20220154737
- Publication date May 19, 2022
- Hybrid Automation Inc.
- Robert Connal
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
SUCTION STRAINER
- Publication number 20220145912
- Publication date May 12, 2022
- YAMASHIN-FILTER CORP.
- Shigeru HASHIMOTO
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
HYDROSTATIC TRANSAXLE
- Publication number 20220074476
- Publication date Mar 10, 2022
- KANZAKI KOKYUKOKI MFG. CO., LTD.
- Takehiro OTA
- B60 - VEHICLES IN GENERAL
Information Patent Application
MULTI-FUNCTION ORIFICE SUBASSEMBLY FOR FLOW LIMITERS
- Publication number 20220049722
- Publication date Feb 17, 2022
- The Boeing Company
- Chandra Sudhakar Gudimetla
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
A HYDRAULIC SYSTEM FOR A WORKING MACHINE
- Publication number 20210381200
- Publication date Dec 9, 2021
- Volvo Constructrion Equipment AB
- Bo Vigholm
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
DRAIN FOR HYDRAULIC SYSTEM
- Publication number 20210301842
- Publication date Sep 30, 2021
- Deere & Company
- Andrew J. Kindle
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
ENRICHMENT OF NUCLEIC ACID TARGETS
- Publication number 20210238663
- Publication date Aug 5, 2021
- Quantum-Si Incorporated
- Andrea Marziali
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
FULLY VARIABLE VALVE TRAIN WITH ROTARY PLUNGER FOR INTERNAL COMBUST...
- Publication number 20210199030
- Publication date Jul 1, 2021
- Harbin Engineering University
- Jie Guo
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
FILTER RETAINING PLUG
- Publication number 20210190097
- Publication date Jun 24, 2021
- HAMILTON SUNDSTRAND CORPORATION
- Maciej BUJEWICZ
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
VALVE ASSEMBLIES TO SUPPLY FLUID PRESSURE TO COMPONENTS IN MULTIPLE...
- Publication number 20210123463
- Publication date Apr 29, 2021
- ALLISON TRANSMISSION, INC.
- Kenneth M. Andrews
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Filtering; Removal or measurement of solid or liquid contamination

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Recycling secondary reservoir

Valve bore wash filters

Gasket device and pneumatic valve system for a commercial vehicle

Gasket device and pneumatic valve system for a commercial vehicle

Intelligent filtration for electric-hydraulic work vehicles

Suction strainer

Coiled filter for hydraulic component

Filter retaining plug

Soil processing machine and method for operating a soil processing...

Filter assembly for a servovalve

End plate, filter element, filter system and method for filtering l...

Enrichment of nucleic acid targets

Screen for hydraulic fluid

Method and apparatus for conversion of a pneumatic actuator to an e...

Filter for a hydraulic circuit of an agricultural system

Work vehicle transmission and work vehicle having the same

Valve assemblies to supply fluid pressure to components in multiple...

Filter retaining plug and tool

Adaptor plug for a spin-on filter

Filter system for an agricultural implement

Hydraulic oil filter system for a motor vehicle transmission

Hydraulic system for a working machine

Filter assembly

Hydraulic tank protection system

System for assisting the driving of a trailer from an open tipping...

Method and a system for estimating the water content of brake fluid...

Filter for hydraulic fluids for hydraulic circuits and process of m...

Method and apparatus for cleaning and/or replacing hydraulic oil in...

Filter subassembly for motor vehicle brake systems

Apparatus for filtering a liquid and method for detecting a state o...

Patents Applicationslast 30 patents

OIL PASSAGE CONTROL VALVE AND VALVE TIMING VARYING DEVICE

FOREIGN OBJECT RECOGNITION SYSTEM

HYDRAULIC SYSTEM FOR AN AIRCRAFT, HYDRAULIC ARRANGEMENT, AIRCRAFT,...

FLUID COOLING/FILTERING ASSEMBLY

SYSTEMS AND METHODS FOR CLUTCH VALVE CLEANING

PNEUMATIC SUPPLY DEVICE FOR AN AGRICULTURAL TRACTOR

GROUNDS MAINTENANCE VEHICLE

BRAKE SIGNAL TRANSMITTER, BRAKING SYSTEM, AND VEHICLE

ENRICHMENT OF NUCLEIC ACID TARGETS

Hybrid filter element apparatus

Structure of Pneumatic Actuator

VALVE BORE WASH FILTERS

FLUID POWER SYSTEM MONITORING BASED ON FLUID PARAMETERS

MULTI-STAGE, TELESCOPING HYDRAULIC CYLINDER, CYLINDER BEARING PROTE...

DEVICE FOR CONTROLLING THE EXHAUST OF A VEHICLE PNEUMATIC SYSTEM

RECYCLING SECONDARY RESERVOIR

FLUID LINE SEGMENT FOR GAS TURBINE ENGINE

RESIN MOLDED ARTICLE, RESIN MOLDED ARTICLE MANUFACTURING METHOD, AN...

INTELLIGENT FILTRATION FOR ELECTRIC-HYDRAULIC WORK VEHICLES

SYSTEM TO REDUCE LINE LOSS IN PRESSURE CONTROL HYDRAULIC CIRCUIT

METHOD AND APPARATUS FOR CONVERSION OF A PNEUMATIC ACTUATOR TO AN E...

SUCTION STRAINER

HYDROSTATIC TRANSAXLE

MULTI-FUNCTION ORIFICE SUBASSEMBLY FOR FLOW LIMITERS

A HYDRAULIC SYSTEM FOR A WORKING MACHINE

DRAIN FOR HYDRAULIC SYSTEM

ENRICHMENT OF NUCLEIC ACID TARGETS

FULLY VARIABLE VALVE TRAIN WITH ROTARY PLUNGER FOR INTERNAL COMBUST...

FILTER RETAINING PLUG

VALVE ASSEMBLIES TO SUPPLY FLUID PRESSURE TO COMPONENTS IN MULTIPLE...