Douglas E. Ivers

Person

Cary, NC, US

People

Patents Grantslast 30 patents

Information Patent Grant
Helicopter vibration control system and circular force generation s...
- Patent number 9,776,712
- Issue date Oct 3, 2017
- Lord Corporation
- Mark R. Jolly
- G05 - CONTROLLING REGULATING
Information Patent Grant
Helicopter vibration control system and circular force generation s...
- Patent number 9,073,627
- Issue date Jul 7, 2015
- Lord Corporation
- Mark R. Jolly
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Magneto-rheological dampers for semi-active suspension systems
- Patent number 8,322,497
- Issue date Dec 4, 2012
- Lord Corporation
- Robert H. Marjoram
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Helicopter vibration control system and rotary force generator for...
- Patent number 8,313,296
- Issue date Nov 20, 2012
- Lord Corporation
- Mark Jolly
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Helicopter hub mounted vibration control and circular force generat...
- Patent number 8,162,606
- Issue date Apr 24, 2012
- Lord Corporation
- Mark R. Jolly
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Noise controlled turbine engine with aircraft engine adaptive noise...
- Patent number 8,033,358
- Issue date Oct 11, 2011
- Lord Corporation
- Douglas E. Ivers
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Adjustable damping control with end stop
- Patent number 7,942,248
- Issue date May 17, 2011
- Lord Corporation
- Kenneth A. St. Clair
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Helicopter vibration control system and rotary force generator for...
- Patent number 7,942,633
- Issue date May 17, 2011
- Lord Corporation
- Mark Jolly
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Helicopter vibration control system and rotary force generator for...
- Patent number 7,448,854
- Issue date Nov 11, 2008
- Lord Corporation
- Mark Jolly
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Self-tuning vibration absorber system and method of absorbing varyi...
- Patent number 6,983,833
- Issue date Jan 10, 2006
- Lord Corporation
- Douglas E. Ivers
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Controlled equilibrium device with displacement dependent spring ra...
- Patent number 6,695,294
- Issue date Feb 24, 2004
- Lord Corporation
- Lane R. Miller
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Adaptive off-state control method
- Patent number 6,311,110
- Issue date Oct 30, 2001
- Lord Corporation
- Douglas E. Ivers
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Isolation system for isolation tables and the like
- Patent number 6,213,442
- Issue date Apr 10, 2001
- Lord Corporation
- Douglas E. Ivers
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Two-way magnetorheological fluid valve assembly and devices utilizi...
- Patent number 6,158,470
- Issue date Dec 12, 2000
- Lord Corporation
- Douglas E. Ivers
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Two-way magnetorheological fluid valve assembly and devices utilizi...
- Patent number 6,095,486
- Issue date Aug 1, 2000
- Lord Corporation
- Douglas E. Ivers
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Efficient multi-directional active vibration absorber assembly
- Patent number 6,009,985
- Issue date Jan 4, 2000
- Lord Corporation
- Douglas E. Ivers
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Active structural control system and method including active vibrat...
- Patent number 6,002,778
- Issue date Dec 14, 1999
- Lord Corporation
- Dino J. Rossetti
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Active fluid mounting
- Patent number 5,957,440
- Issue date Sep 28, 1999
- Lord Corporation
- Peter J. Jones
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fluid-filled active vibration absorber
- Patent number 5,947,457
- Issue date Sep 7, 1999
- Lord Corporation
- Douglas A. Swanson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Active systems and devices including active vibration absorbers (AVAS)
- Patent number 5,906,254
- Issue date May 25, 1999
- Lord Corporation
- Warren E. Schmidt
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Decouplers for active devices
- Patent number 5,730,429
- Issue date Mar 24, 1998
- Lord Corporation
- Douglas E. Ivers
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Regenerative system including an energy transformer which requires...
- Patent number 5,570,286
- Issue date Oct 29, 1996
- Lord Corporation
- Donald L. Margolis
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Active mounts for aircraft engines
- Patent number 5,551,650
- Issue date Sep 3, 1996
- Lord Corporation
- Steve C. Southward
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
System for reducing suspension end-stop collisions
- Patent number 5,276,622
- Issue date Jan 4, 1994
- Lord Corporation
- Lane R. Miller
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Semi-active damper valve means and method
- Patent number 5,004,079
- Issue date Apr 2, 1991
- Lord Corporation
- Douglas E. Ivers
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Bidirectional dual disc valve assembly
- Patent number 4,972,929
- Issue date Nov 27, 1990
- Lord Corporation
- Douglas E. Ivers
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Semi-active damper valve means with electromagnetically movable dis...
- Patent number 4,921,272
- Issue date May 1, 1990
- Lord Corporation
- Douglas E. Ivers
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vibration attenuating method utilizing continuously variable semiac...
- Patent number 4,887,699
- Issue date Dec 19, 1989
- Lord Corporation
- Douglas E. Ivers
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
HELICOPTER VIBRATION CONTROL SYSTEM AND CIRCULAR FORCE GENERATION S...
- Publication number 20160046367
- Publication date Feb 18, 2016
- LORD CORPORATION
- Mark R. JOLLY
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
MAGNETO-RHEOLOGICAL FLUID DAMPER HAVING ENHANCED ON-STATE YIELD STR...
- Publication number 20150034433
- Publication date Feb 5, 2015
- LORD CORPORATION
- J. David CARLSON
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
HELICOPTER VIBRATION CONTROL SYSTEM AND ROTARY FORCE GENERATOR FOR...
- Publication number 20120141273
- Publication date Jun 7, 2012
- Mark Jolly
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
HELICOPTER VIBRATION CONTROL SYSTEM AND CIRCULAR FORCE GENERATION S...
- Publication number 20120136533
- Publication date May 31, 2012
- Mark R. JOLLY
- G05 - CONTROLLING REGULATING
Information Patent Application
CONTROLLABLE VEHICLE SUSPENSION SYSTEM WITH MAGNETO-RHEOLOGICAL FLU...
- Publication number 20100109276
- Publication date May 6, 2010
- ROBERT H. MARJORAM
- B60 - VEHICLES IN GENERAL
Information Patent Application
MAGNETO-RHEOLOGICAL DAMPERS FOR SEMI-ACTIVE SUSPENSION SYSTEMS
- Publication number 20100096818
- Publication date Apr 22, 2010
- ROBERT H. MARJORAM
- B60 - VEHICLES IN GENERAL
Information Patent Application
HELICOPTER HUB MOUNTED VIBRATION CONTROL AND CIRCULAR FORCE GENERAT...
- Publication number 20100034655
- Publication date Feb 11, 2010
- Mark R. JOLLY
- G05 - CONTROLLING REGULATING
Information Patent Application
Magneto-rheological fluid damper having enhanced on-state yield str...
- Publication number 20090294231
- Publication date Dec 3, 2009
- LORD CORPORATION
- J. David Carlson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Helicopter vibration control system and rotary force generator for...
- Publication number 20090035137
- Publication date Feb 5, 2009
- Mark Jolly
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
NOISE CONTROLLED TURBINE ENGINE WITH AIRCRAFT ENGINE ADAPTIVE NOISE...
- Publication number 20080296431
- Publication date Dec 4, 2008
- DOUGLAS E. IVERS
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Helicopter vibration control system and rotary force generator for...
- Publication number 20060083617
- Publication date Apr 20, 2006
- Mark Jolly
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
Pneumatic surface effect damper
- Publication number 20050040574
- Publication date Feb 24, 2005
- Douglas E. Ivers
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Adjustable damping control with end stop
- Publication number 20040124049
- Publication date Jul 1, 2004
- Kenneth A. St. Clair
- B60 - VEHICLES IN GENERAL
Information Patent Application
Self-tuning vibration absorber system and method of absorbing varyi...
- Publication number 20040108443
- Publication date Jun 10, 2004
- Douglas E. Ivers
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
Controlled equilibrium device with displacement dependent spring ra...
- Publication number 20030015830
- Publication date Jan 23, 2003
- Lord Corporation
- Lane R. Miller
- B60 - VEHICLES IN GENERAL

Douglas E. Ivers

Person

Patents Grantslast 30 patents

Helicopter vibration control system and circular force generation s...

Helicopter vibration control system and circular force generation s...

Magneto-rheological dampers for semi-active suspension systems

Helicopter vibration control system and rotary force generator for...

Helicopter hub mounted vibration control and circular force generat...

Noise controlled turbine engine with aircraft engine adaptive noise...

Adjustable damping control with end stop

Helicopter vibration control system and rotary force generator for...

Helicopter vibration control system and rotary force generator for...

Self-tuning vibration absorber system and method of absorbing varyi...

Controlled equilibrium device with displacement dependent spring ra...

Adaptive off-state control method

Isolation system for isolation tables and the like

Two-way magnetorheological fluid valve assembly and devices utilizi...

Two-way magnetorheological fluid valve assembly and devices utilizi...

Efficient multi-directional active vibration absorber assembly

Active structural control system and method including active vibrat...

Active fluid mounting

Fluid-filled active vibration absorber

Active systems and devices including active vibration absorbers (AVAS)

Decouplers for active devices

Regenerative system including an energy transformer which requires...

Active mounts for aircraft engines

System for reducing suspension end-stop collisions

Semi-active damper valve means and method

Bidirectional dual disc valve assembly

Semi-active damper valve means with electromagnetically movable dis...

Vibration attenuating method utilizing continuously variable semiac...

Patents Applicationslast 30 patents

HELICOPTER VIBRATION CONTROL SYSTEM AND CIRCULAR FORCE GENERATION S...

MAGNETO-RHEOLOGICAL FLUID DAMPER HAVING ENHANCED ON-STATE YIELD STR...

HELICOPTER VIBRATION CONTROL SYSTEM AND ROTARY FORCE GENERATOR FOR...

HELICOPTER VIBRATION CONTROL SYSTEM AND CIRCULAR FORCE GENERATION S...

CONTROLLABLE VEHICLE SUSPENSION SYSTEM WITH MAGNETO-RHEOLOGICAL FLU...

MAGNETO-RHEOLOGICAL DAMPERS FOR SEMI-ACTIVE SUSPENSION SYSTEMS

HELICOPTER HUB MOUNTED VIBRATION CONTROL AND CIRCULAR FORCE GENERAT...

Magneto-rheological fluid damper having enhanced on-state yield str...

Helicopter vibration control system and rotary force generator for...

NOISE CONTROLLED TURBINE ENGINE WITH AIRCRAFT ENGINE ADAPTIVE NOISE...

Helicopter vibration control system and rotary force generator for...

Pneumatic surface effect damper

Adjustable damping control with end stop

Self-tuning vibration absorber system and method of absorbing varyi...

Controlled equilibrium device with displacement dependent spring ra...