Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8042659 | Active force generation/isolation system employing Magneto Rheological Fluid (MRF) | — | 2011-10-25 |
| 8038394 | System and method of damping a 1P motion | Brandon L. Stille, Timothy Fred Lauder | 2011-10-18 |
| 8021115 | Active force generation system for minimizing vibration in a rotating system | — | 2011-09-20 |
| 7648338 | Dual higher harmonic control (HHC) for a counter-rotating, coaxial rotor system | — | 2010-01-19 |
| 7224807 | System for computationally efficient active control of tonal sound or vibration | Douglas G. MacMartin, Alan Matthew Finn | 2007-05-29 |
| 7118328 | Gearbox mounted force generator | Erez Eller, Robert K. Goodman | 2006-10-10 |
| 7003380 | System for computationally efficient adaptation of active control of sound or vibration | Douglas G. MacMartin, James W. Fuller | 2006-02-21 |
| 6869375 | High output force actuator for an active vibration control system | — | 2005-03-22 |
| 6832973 | System for active noise reduction | — | 2004-12-21 |
| 6769872 | Active control of multi-element rotor blade airfoils | Michael S. Torok, Robert C. Moffitt, Peter F. Lorber, Geoffrey C. R. Davis, Andreas Bernhard +1 more | 2004-08-03 |
| 6666648 | Directional elastomeric coupler | Andreas Bernhard, Michael S. Torok, Robert C. Moffitt, Peter F. Lorber, Geoffrey C. R. Davis +1 more | 2003-12-23 |
| 6644590 | Active system and method for vibration and noise reduction | Gregory Weston Terpay, George G. Zipfel, Jr. | 2003-11-11 |
| 6416016 | Actuator for an active transmission mount isolation system | — | 2002-07-09 |
| 6354536 | Rotor hub mounted actuator for controlling a blade on a rotorcraft | Michael S. Torok, George G. Zipfel, Jr., Gregory Weston Terpay, Ka-Shu Lee, William Edward Vanderbeck | 2002-03-12 |
| 6138947 | Active noise control system for a defined volume | Charles A. Yoerkie, Jr. | 2000-10-31 |
| 6105900 | Active noise control system for a helicopter gearbox mount | Charles A. Yoerkie, Jr. | 2000-08-22 |
| 5310137 | Helicopter active noise control system | Charles A. Yoerkie, Jr., Thomas W. Sheehy | 1994-05-10 |