Hoffmann Heinfried

Person

Frankfurt am Main, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Flow adjustment apparatus and method for limiting the travel of an...
- Patent number 8,292,264
- Issue date Oct 23, 2012
- Samson Aktiengesellschaft
- Heinfried Hoffmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and device for function-monitoring an actuator
- Patent number 7,694,936
- Issue date Apr 13, 2010
- Samson Aktiengesellschaft
- Heinfried Hoffmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Method and system for function testing a valve
- Patent number 7,621,170
- Issue date Nov 24, 2009
- Siemens Aktiengesellschaft
- Heinfried Hoffmann
- G01 - MEASURING TESTING
Information Patent Grant
Sealing arrangement
- Patent number 7,618,045
- Issue date Nov 17, 2009
- Samson AG
- Hoffmann Heinfried
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
System and device for regulating the position of a drivable compone...
- Patent number 7,057,369
- Issue date Jun 6, 2006
- Samson Aktiengesellschaft
- Heinfried Hoffmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Field device of the pressure-resistant encapsulation type of protec...
- Patent number 6,294,732
- Issue date Sep 25, 2001
- Samson Aktiengesellschaft
- Heinfried Hoffmann
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and means for monitoring a control apparatus
- Patent number 6,267,138
- Issue date Jul 31, 2001
- Samson Aktiengesellschaft
- Heinfried Hoffmann
- G05 - CONTROLLING REGULATING
Information Patent Grant
Control apparatus
- Patent number 6,050,296
- Issue date Apr 18, 2000
- Samson Aktiengesellschaft
- Heinfried Hoffmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Electropneumatic position controller
- Patent number 5,452,742
- Issue date Sep 26, 1995
- Samson AG Mess- und Regeltechnik
- Fausto C. Vidal
- G05 - CONTROLLING REGULATING
Information Patent Grant
Position controller
- Patent number 5,404,744
- Issue date Apr 11, 1995
- Samson Aktiengesellschaft
- Heinfried Hoffmann
- G05 - CONTROLLING REGULATING
Information Patent Grant
Actuating drive having a safety device
- Patent number 5,365,963
- Issue date Nov 22, 1994
- Samson Aktiengesellschaft
- Heinfried Hoffmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
FLOW ADJUSTMENT APPARATUS AND METHOD FOR LIMITING THE TRAVEL OF AN...
- Publication number 20080149875
- Publication date Jun 26, 2008
- Heinfried Hoffmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
METHOD AND SYSTEM FOR FUNCTION TESTING A VALVE
- Publication number 20080092632
- Publication date Apr 24, 2008
- Heinfried Hoffmann
- G01 - MEASURING TESTING
Information Patent Application
Method and device for function-monitoring an actuator
- Publication number 20070057216
- Publication date Mar 15, 2007
- Samson Aktiengesellschaft
- Heinfried Hoffmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Position control system for an adjusting member actuated by a pneum...
- Publication number 20060016183
- Publication date Jan 26, 2006
- Heinfried Hoffmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Drive mechanism for the positioning of an actuator, such as a valve...
- Publication number 20050172794
- Publication date Aug 11, 2005
- Heinfried Hoffmann
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
System and device for regulating the position of a drivable compone...
- Publication number 20050156554
- Publication date Jul 21, 2005
- Heinfried Hoffmann
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Sealing arrangement
- Publication number 20050098960
- Publication date May 12, 2005
- SAMSON AG
- Hoffmann Heinfried
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Method and device to test the operation safety of a process control...
- Publication number 20050043911
- Publication date Feb 24, 2005
- Heinfried Hoffmann
- G05 - CONTROLLING REGULATING
Information Patent Application
Method and device to prevent a critical operating state of a contro...
- Publication number 20040236439
- Publication date Nov 25, 2004
- Samson Aktiengesellschaft
- Heinfried Hoffmann
- G05 - CONTROLLING REGULATING

Hoffmann Heinfried

Person

Patents Grantslast 30 patents

Flow adjustment apparatus and method for limiting the travel of an...

Method and device for function-monitoring an actuator

Method and system for function testing a valve

Sealing arrangement

System and device for regulating the position of a drivable compone...

Field device of the pressure-resistant encapsulation type of protec...

Method and means for monitoring a control apparatus

Control apparatus

Electropneumatic position controller

Position controller

Actuating drive having a safety device

Patents Applicationslast 30 patents

FLOW ADJUSTMENT APPARATUS AND METHOD FOR LIMITING THE TRAVEL OF AN...

METHOD AND SYSTEM FOR FUNCTION TESTING A VALVE

Method and device for function-monitoring an actuator

Position control system for an adjusting member actuated by a pneum...

Drive mechanism for the positioning of an actuator, such as a valve...

System and device for regulating the position of a drivable compone...

Sealing arrangement

Method and device to test the operation safety of a process control...

Method and device to prevent a critical operating state of a contro...