| Patent | Date |
|---|
Transmitting power and data together in a rotorcraft using a slip ring assembly
Grant 11,417,995 - Kellner , et al. August 16, 2 | 2022-08-16 |
Vibration control assembly for an aircraft and method of controlling aircraft vibration
Grant 11,235,868 - Welsh , et al. February 1, 2 | 2022-02-01 |
Cooling System For Rotor Hub Mounted Component
App 20210389054 - Welsh; William A. ; et al. | 2021-12-16 |
Cooling system for heat generating components in a fairing
Grant 11,181,324 - Berezin , et al. November 23, 2 | 2021-11-23 |
Vibration Control Assembly
App 20210323658 - Welsh; William A. ; et al. | 2021-10-21 |
Vibration Control Assembly For An Aircraft And Method Of Controlling Aircraft Vibration
App 20210316846 - WELSH; William A. ; et al. | 2021-10-14 |
Case mounted transmission AVC force generators
Grant 10,994,834 - Johnston , et al. May 4, 2 | 2021-05-04 |
Vibration control assembly for an aircraft and method of controlling aircraft vibration
Grant 10,906,636 - Welsh , et al. February 2, 2 | 2021-02-02 |
Anti-vibration load generating aircraft actuation system
Grant 10,745,116 - Welsh , et al. A | 2020-08-18 |
Vibratory Weight-on-wheels Sensing
App 20200087002 - Bauer, Jr.; Bradley M. ; et al. | 2020-03-19 |
Heat Dissipation System For Rotor Mounted Electronics
App 20200031459 - Sutton; Christopher M. ; et al. | 2020-01-30 |
Higher harmonic control augmented with active vibration control
Grant 10,543,912 - Welsh , et al. Ja | 2020-01-28 |
Anti-vibration moment generating aircraft actuation system
Grant 10,538,314 - Hunter , et al. Ja | 2020-01-21 |
Transmitting Power And Data Together In A Rotorcraft Using A Slip Ring Assembly
App 20190372288 - Kellner; Aaron ; et al. | 2019-12-05 |
Dual mode supplemental strut and damper
Grant 10,479,515 - Chasen , et al. Nov | 2019-11-19 |
Multiple Degree Of Freedom Vibration Supression System For Controlling Vibrations Induced By A Main Rotor Wake On Tails Surfaces
App 20190344881 - Monico; Michael Robert ; et al. | 2019-11-14 |
Active vibration control of a rotorcraft
Grant 10,443,675 - Welsh , et al. Oc | 2019-10-15 |
Cooling System For Heat Generating Components In A Fairing
App 20190310025 - Berezin; Charles R. ; et al. | 2019-10-10 |
Case Mounted Transmission Avc Force Generators
App 20190256199 - Johnston; Stephen ; et al. | 2019-08-22 |
Cooling system for rotor blade actuators
Grant 10,371,455 - Berezin , et al. | 2019-08-06 |
Vibration control of a swashplateless coaxial rotor
Grant 10,351,233 - Mayrides , et al. July 16, 2 | 2019-07-16 |
Higher Harmonic Control Augmented With Active Vibration Control
App 20190023382 - Welsh; William A. ; et al. | 2019-01-24 |
Cooling System For Rotor Blade Actuators
App 20190017750 - Berezin; Charles R. ; et al. | 2019-01-17 |
Rotor balancing apparatus
Grant 9,988,146 - Welsh June 5, 2 | 2018-06-05 |
Rotor Dampers
App 20180111681 - Andrews; Joseph J. ; et al. | 2018-04-26 |
Dual Mode Supplemental Strut And Damper
App 20180044027 - Chasen; Scott A. ; et al. | 2018-02-15 |
Slip ring having a liquid metal contact between a stationary element and a rotatable element
Grant 9,871,334 - Dempsey , et al. January 16, 2 | 2018-01-16 |
Vibration Control Assembly For An Aircraft And Method Of Controlling Aircraft Vibration
App 20170334553 - Welsh; William A. ; et al. | 2017-11-23 |
Anti-vibration Moment Generating Aircraft Actuation System
App 20170297686 - HUNTER; David H. ; et al. | 2017-10-19 |
Rotor System Slip Ring Assemblies
App 20170244209 - Dempsey; Patrick J. ; et al. | 2017-08-24 |
Anti-vibration Load Generating Aircraft Actuation System
App 20170225774 - Welsh; William A. ; et al. | 2017-08-10 |
Active Vibration Control Of A Rotorcraft
App 20170217575 - Welsh; William A. ; et al. | 2017-08-03 |
Integration of rotary electrical actuator for swashplateless individual blade control
Grant 9,452,831 - Mayrides , et al. September 27, 2 | 2016-09-27 |
Active force generation system for minimizing vibration in a rotating system
Grant 9,046,148 - Welsh June 2, 2 | 2015-06-02 |
Rotor Balancing Apparatus
App 20150132132 - Welsh; William A. | 2015-05-14 |
Rotor Balancing Apparatus
App 20150132131 - Welsh; William A. ; et al. | 2015-05-14 |
Method and system for detecting pushrod faults
Grant 8,983,712 - Isom , et al. March 17, 2 | 2015-03-17 |
Dual frequency hub mounted vibration suppressor system
Grant 8,920,125 - Welsh December 30, 2 | 2014-12-30 |
Vibration Control Of A Swashplateless Coaxial Rotor
App 20140314563 - Mayrides; Bryan D. ; et al. | 2014-10-23 |
Integration Of Rotary Electrical Actuator For Swashplateless Individual Blade Control
App 20140314573 - Mayrides; Bryan D. ; et al. | 2014-10-23 |
Noise Suppression Device, System, And Method
App 20140079234 - Butts; Donald J. ; et al. | 2014-03-20 |
Method And System For Detecting Pushrod Faults
App 20130274989 - Isom; Joshua D. ; et al. | 2013-10-17 |
Dual Frequency Hub Mounted Vibration Suppressor System
App 20130164132 - Welsh; William A. | 2013-06-27 |
Active force generation system for minimizing vibration in a rotating system
Grant 8,454,315 - Welsh June 4, 2 | 2013-06-04 |
Dual frequency hub mounted vibration suppressor system
Grant 8,403,643 - Welsh March 26, 2 | 2013-03-26 |
Six Degrees Of Freedom Vibration Suppression
App 20120292434 - Welsh; William A. | 2012-11-22 |
System and method of damping a 1P motion
Grant 8,038,394 - Stille , et al. October 18, 2 | 2011-10-18 |
Active force generation system for minimizing vibration in a rotating system
Grant 8,021,115 - Welsh September 20, 2 | 2011-09-20 |
Active Force Generation System For Minimizing Vibration In A Rotating System
App 20110217171 - Welsh; William A. | 2011-09-08 |
Dual higher harmonic control (HHC) for a counter-rotating, coaxial rotor system
Grant 7,648,338 - Welsh January 19, 2 | 2010-01-19 |
Dual Higher Harmonic Control (hhc) For A Counter-rotating, Coaxial Rotor System
App 20100003133 - Welsh; William A. | 2010-01-07 |
Dual Frequency Hub Mounted Vibration Suppressor System
App 20090236468 - Welsh; William A. | 2009-09-24 |
System And Method Of Damping A 1p Motion
App 20090180882 - Stille; Brandon L. ; et al. | 2009-07-16 |
Active Force Generation System For Minimizing Vibration In A Rotating System
App 20090116963 - Welsh; William A. | 2009-05-07 |
Gearbox mounted force generator
Grant 7,118,328 - Welsh , et al. October 10, 2 | 2006-10-10 |
Gearbox mounted force generator
App 20050201863 - Welsh, William A. ; et al. | 2005-09-15 |
Active force generation system for minimizing vibration in a rotating system
App 20050079056 - Welsh, William A. | 2005-04-14 |
System for active noise reduction
Grant 6,832,973 - Welsh December 21, 2 | 2004-12-21 |
Inorganic Hydrogel Flatting Agents
App 20020077242 - WELSH, WILLIAM A. ; et al. | 2002-06-20 |
Actuator For An Active Transmission Mount Isolation System
App 20020063186 - Welsh, William A. | 2002-05-30 |
Rotor hub mounted actuator for controlling a blade on a rotorcraft
Grant 6,354,536 - Torok , et al. March 12, 2 | 2002-03-12 |
Active noise control system for a helicopter gearbox mount
Grant 6,105,900 - Welsh , et al. August 22, 2 | 2000-08-22 |
Aluminum phosphate composition with high pore volume and large pore diameter, process for its production and use thereof
Grant 5,552,361 - Rieser , et al. September 3, 1 | 1996-09-03 |
Dual phase adsorption and treatment of glyceride oils
Grant 5,336,794 - Pryor , et al. August 9, 1 | 1994-08-09 |
Helicopter active noise control system
Grant 5,310,137 - Yoerkie, Jr. , et al. May 10, 1 | 1994-05-10 |
Adsorptive removal of sulfur compounds from fatty materials
Grant 5,298,638 - Toeneboehn , et al. March 29, 1 | 1994-03-29 |
MPR process for treating glyceride oils, fatty chemicals and wax esters
Grant 5,298,639 - Toeneboehn , et al. March 29, 1 | 1994-03-29 |
Modified caustic refining of glyceride oils for removal of soaps and phospholipids
Grant 5,231,201 - Welsh , et al. July 27, 1 | 1993-07-27 |
Method for refining glyceride oils using partially dried amorphous silica hydrogels
Grant 4,880,574 - Welsh November 14, 1 | 1989-11-14 |
Adsorptive material for the removal of chlorophyll, color bodies and phospholipids from glyceride oils
Grant 4,877,765 - Pryor , et al. October 31, 1 | 1989-10-31 |
Process for the removal of chlorophyll, color bodies and phospholipids from glyceride oils using acid-treated silica adsorbents
Grant 4,781,864 - Pryor , et al. November 1, 1 | 1988-11-01 |
Method for refining glyceride oils using acid-treated amorphous silica
Grant 4,734,226 - Parker , et al. March 29, 1 | 1988-03-29 |
Method for refining glyceride oils using amorphous silica
Grant 4,629,588 - Welsh , et al. December 16, 1 | 1986-12-16 |
Catalyst manufacture
Grant 4,458,023 - Welsh , et al. July 3, 1 | 1984-07-03 |
Hydrocracking catalyst
Grant 4,456,693 - Welsh June 26, 1 | 1984-06-26 |
Diesel exhaust catalyst
Grant 4,303,552 - Ernest , et al. December 1, 1 | 1981-12-01 |
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