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Patents Grants
last 30 patents
Information
Patent Grant
Hydraulic circuit for pressure-controlling a hydraulic distributor...
Patent number
5,546,750
Issue date
Aug 20, 1996
Rexroth Sigma
Emmanuel Richer
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method and circuit for compensating the drift of the output signal...
Patent number
5,466,923
Issue date
Nov 14, 1995
Rexroth-Sigma
Didier Merletti
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Joystick
Patent number
D357947
Issue date
May 2, 1995
Rexroth Sigma
Emmanuel Richer
D21 - Games, toys, and sports goods
Information
Patent Grant
Hydraulic directional control valve combining pressure compensation...
Patent number
5,305,789
Issue date
Apr 26, 1994
Rexroth Sigma
Michel Rivolier
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Distributor valve device for hydraulic remote control
Patent number
5,279,331
Issue date
Jan 18, 1994
Rexroth-Sigma
Antonio Fernandez
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Method of calibrating an electric remote control device of the mani...
Patent number
5,164,722
Issue date
Nov 17, 1992
Rexroth Sigma
Gerard Laroze
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
System for regulating the mean current flowing through the load of...
Patent number
5,160,928
Issue date
Nov 3, 1992
Rexroth Sigma
J. Pierre Rigat-Esselin
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Electric remote control device including pairs of sliding pushers
Patent number
5,140,320
Issue date
Aug 18, 1992
Rexroth Sigma
Patrick Gerbier
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Grant
Pressurized hydraulic fluid spool valve
Patent number
4,782,859
Issue date
Nov 8, 1988
Rexroth-Sigma
Krikor Constantinian
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Clamping of machine casings formed from at least two parts one of w...
Patent number
4,643,044
Issue date
Feb 17, 1987
Rexroth Sigma
Georges Bitton
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Fluid distributors
Patent number
4,570,671
Issue date
Feb 18, 1986
Rexroth-Sigma
Krikor Constantinian
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Fluid distributing device, more especially for remote control
Patent number
4,566,492
Issue date
Jan 28, 1986
Rexroth-Sigma
Michel Bessard
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Grant
Hydraulic distributors
Patent number
4,520,845
Issue date
Jun 4, 1985
Rexroth-Sigma
Olivier Isaac
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Fluid distributing devices, particularly for hydraulic remote control
Patent number
4,184,512
Issue date
Jan 22, 1980
Rexroth-Sigma
Louis Pignolet
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Casing for gear pump or motor
Patent number
4,108,582
Issue date
Aug 22, 1978
Rexroth-Sigma
Georges Bitton
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
Trademark
last 30 trademarks