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F04B2207/01
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MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F04
Liquid pumps
F04B
POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS
F04B2207/00
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Patents Grants
last 30 patents
Information
Patent Grant
Hydraulic fracturing pump control system
Patent number
12,060,877
Issue date
Aug 13, 2024
Caterpillar Inc.
Suresh Baddam Reddy
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
System for managing pump load
Patent number
11,898,551
Issue date
Feb 13, 2024
Caterpillar Inc.
Yuesheng He
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Dynamic compressor controls
Patent number
11,891,990
Issue date
Feb 6, 2024
DETECHTION USA INC.
Adrian Cowan
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Wellsite electrical power management system
Patent number
11,549,506
Issue date
Jan 10, 2023
STEWART & STEVENSON LLC
Chris Harvell
E21 - EARTH DRILLING MINING
Information
Patent Grant
Industrial control system for distributed compressors
Patent number
11,408,418
Issue date
Aug 9, 2022
Rockwell Automation Technologies, Inc.
Scotty Bromfield
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Two-stage reciprocating compressor optimization control system
Patent number
10,995,746
Issue date
May 4, 2021
INNIO Jenbacher GmbH & Co OG
Sebastian Walter Freund
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Compressed air system for a motor vehicle
Patent number
10,883,482
Issue date
Jan 5, 2021
KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
Huba Nemeth
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Controller for a rod pumping unit and method of operation
Patent number
10,781,813
Issue date
Sep 22, 2020
BAKER HUGHES OILFIELD OPERATIONS, LLC
Omar Al Assad
E21 - EARTH DRILLING MINING
Information
Patent Grant
Hydraulic pressure control device
Patent number
10,371,139
Issue date
Aug 6, 2019
Okuma Corporation
Tomohiro Shibata
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Bearing device
Patent number
10,344,748
Issue date
Jul 9, 2019
JTEKT Corporation
Yoshimichi Higashiyama
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Pump control device
Patent number
9,897,085
Issue date
Feb 20, 2018
Ding Hwa Co., Ltd.
Kwang-Tsan Chen
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Control apparatus for linear compressor
Patent number
7,859,801
Issue date
Dec 28, 2010
LG Electronics Inc.
Chulgi Roh
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Apparatus and method for protecting motor of inverter refrigerator
Patent number
6,351,960
Issue date
Mar 5, 2002
LG Electronics Inc.
Hyeon Jae Shin
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Peristaltic pump
Patent number
6,106,249
Issue date
Aug 22, 2000
Nestec S.A.
Swi Barak
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Controlling device for controlling rotational speed of engine of hy...
Patent number
5,967,758
Issue date
Oct 19, 1999
Kabushiki Kaisha Kobe Seiko Sho
Kazuhiko Fujii
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Aircraft hydraulic pump control system
Patent number
5,865,602
Issue date
Feb 2, 1999
The Boeing Company
Farhad Nozari
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Regulation of fluid conditioning stations
Patent number
5,636,971
Issue date
Jun 10, 1997
Jordi Renedo Puig
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Method of preventing cavitation in an axial piston pump during an a...
Patent number
5,590,525
Issue date
Jan 7, 1997
Sundstrand Corporation
Magdy A. Kandil
F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information
Patent Grant
Motor control system for a constant flow vacuum pump
Patent number
5,520,517
Issue date
May 28, 1996
Anatole J. Sipin
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Load sensing control system for hydraulic machine
Patent number
5,285,642
Issue date
Feb 15, 1994
Hitachi Construction Machinery Co., Ltd.
Hiroshi Watanabe
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Methods and apparatus for controlling long-stroke pumping units usi...
Patent number
5,246,076
Issue date
Sep 21, 1993
Evi-Highland Pump Company
Jerry L. Watson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Power transmission
Patent number
5,135,031
Issue date
Aug 4, 1992
Vickers, Incorporated
Roy T. Burgess
G05 - CONTROLLING REGULATING
Information
Patent Grant
Power transmission
Patent number
5,073,091
Issue date
Dec 17, 1991
Vickers, Incorporated
Roy T. Burgess
G05 - CONTROLLING REGULATING
Information
Patent Grant
Hydraulic drive system for construction machines
Patent number
5,056,312
Issue date
Oct 15, 1991
Hitachi Construction Machinery Co., Ltd.
Toichi Hirata
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Inverter controlled air conditioner with optimum determination for...
Patent number
4,968,338
Issue date
Nov 6, 1990
Kabushiki Kaisha Toshiba
Akiyoshi Sugiyama
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information
Patent Grant
Hydraulic control system for industrial vehicle
Patent number
4,505,111
Issue date
Mar 19, 1985
Nissan Motor Company, Limited
Masaya Okamoto
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
Information
Patent Application
DYNAMIC COMPRESSOR CONTROLS
Publication number
20240240629
Publication date
Jul 18, 2024
Detechtion USA Inc.
Adrian Cowan
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
SYSTEM FOR MANAGING PUMP LOAD
Publication number
20240167470
Publication date
May 23, 2024
Caterpillar Inc.
Yuesheng He
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
SYSTEM FOR MANAGING PUMP LOAD
Publication number
20230332592
Publication date
Oct 19, 2023
Caterpillar Inc.
Yuesheng He
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
CONTINUED POWER FOR GRINDER PUMPS BASED ON ELEVATED LOAD
Publication number
20230053488
Publication date
Feb 23, 2023
Innovative Utility Solutions, LLC
Tracy Burt
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
COMPRESSED AIR SYSTEM FOR A MOTOR VEHICLE
Publication number
20210079904
Publication date
Mar 18, 2021
Knorr-Bremse Systeme fuer Nutzfahrzeuge GmbH
Huba NEMETH
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
WELLSITE ELECTRICAL POWER MANAGEMENT SYSTEM
Publication number
20210025382
Publication date
Jan 28, 2021
Stewart & Stevenson Manufacturing Technologies, LLC
Chris Harvell
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
MCS ADVERSE EVENT RISK SCORE
Publication number
20200114052
Publication date
Apr 16, 2020
HEARTWARE, INC.
Michael C. BROWN
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
DIAPHRAGM PUMP WITH A FUNCTIONALLY SAFE DIAPHRAGM POSITION CONTROL
Publication number
20190093652
Publication date
Mar 28, 2019
ProMinentGmbH
Martin REINHARD
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
TWO-STAGE RECIPROCATING COMPRESSOR OPTIMIZATION CONTROL SYSTEM
Publication number
20180202431
Publication date
Jul 19, 2018
GENERAL ELECTRIC COMPANY
Sebastian Walter FREUND
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
CONTROLLER FOR A ROD PUMPING UNIT AND METHOD OF OPERATION
Publication number
20170167482
Publication date
Jun 15, 2017
GENERAL ELECTRIC COMPANY
Omar Al Assad
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
COMPRESSOR AND CONTROLLER WITH ALTITUDE COMPENSATION
Publication number
20130236331
Publication date
Sep 12, 2013
CLARK EQUIPMENT COMPANY
William Roger Hutchinson
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Application
Control Apparatus For Linear Compressor
Publication number
20090206778
Publication date
Aug 20, 2009
LG ELECTRONICS INC.
Chulgi Roh
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...