P

Inventor

IVERS DOUGLAS E

US26 patents
⚠️ This page may combine multiple inventors who share the name “IVERS DOUGLAS E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LORD CORP

23 patents
US6095486AAug 1, 2000

Two-way magnetorheological fluid valve assembly and devices utilizing same

LORD CORP180 citations98
US6009985AJan 4, 2000

Efficient multi-directional active vibration absorber assembly

LORD CORP94 citations98
US5906254AMay 25, 1999

Active systems and devices including active vibration absorbers (AVAS)

LORD CORP98 citations98
US5570286AOct 29, 1996

Regenerative system including an energy transformer which requires no external power source to drive same

LORD CORP165 citations98
US6158470ADec 12, 2000

Two-way magnetorheological fluid valve assembly and devices utilizing same

LORD CORP115 citations97
US5276622AJan 4, 1994

System for reducing suspension end-stop collisions

LORD CORP117 citations97
US4887699ADec 19, 1989

Vibration attenuating method utilizing continuously variable semiactive damper

LORD CORP162 citations97
US6311110B1Oct 30, 2001

Adaptive off-state control method

LORD CORP62 citations96
US4921272AMay 1, 1990

Semi-active damper valve means with electromagnetically movable discs in the piston

LORD CORP70 citations96
US6002778ADec 14, 1999

Active structural control system and method including active vibration absorbers (AVAS)

LORD CORP69 citations95
US5957440ASep 28, 1999

Active fluid mounting

LORD CORP59 citations94
US5947457ASep 7, 1999

Fluid-filled active vibration absorber

LORD CORP67 citations94
US7942248B2May 17, 2011

Adjustable damping control with end stop

LORD CORP45 citations92
US5551650ASep 3, 1996

Active mounts for aircraft engines

LORD CORP51 citations92
US4972929ANov 27, 1990

Bidirectional dual disc valve assembly

LORD CORP53 citations92
US5730429AMar 24, 1998

Decouplers for active devices

LORD CORP53 citations91
US5004079AApr 2, 1991

Semi-active damper valve means and method

LORD CORP54 citations91
US6695294B2Feb 24, 2004

Controlled equilibrium device with displacement dependent spring rates and integral damping

LORD CORP53 citations89
US6213442B1Apr 10, 2001

Isolation system for isolation tables and the like

LORD CORP47 citations89
US6983833B2Jan 10, 2006

Self-tuning vibration absorber system and method of absorbing varying frequency vehicle vibrations

LORD CORP37 citations87
US8033358B2Oct 11, 2011

Noise controlled turbine engine with aircraft engine adaptive noise control tubes

LORD CORP12 citations84
US9776712B2Oct 3, 2017

Helicopter vibration control system and circular force generation systems for canceling vibrations

LORD CORP8 citations83
US10392102B2Aug 27, 2019

Helicopter vibration control system and circular force generation systems for canceling vibrations

LORD CORP1 citations71

JOLLY MARK R

2 patents

MARJORAM ROBERT H

1 patent