McWilliam; Richard Donald
Patent Applications and Registrations
Patent applications and USPTO patent grants for McWilliam; Richard Donald.The latest application filed is for "helmholtz resonator".
- McWilliam; Richard Donald - Shedden CA
| Patent | Date |
|---|---|
| Helmholtz Resonator App 20100212999 - Marion; David Shawn ; et al. | 2010-08-26 |
| Silencer for air induction system and high flow articulated coupling Grant 7,631,726 - McWilliam , et al. December 15, 2 | 2009-12-15 |
| Active induction system tuning with multiple valves Grant 7,370,622 - Bloomer , et al. May 13, 2 | 2008-05-13 |
| Active Induction System Tuning With Multiple Valves App 20070234992 - Bloomer; Stephen Francis ; et al. | 2007-10-11 |
| Silencer for air induction system and high flow articulated coupling App 20050284692 - McWilliam, Richard Donald ; et al. | 2005-12-29 |
| Low frequency active noise control Grant 6,959,093 - McWilliam October 25, 2 | 2005-10-25 |
| Low frequency active noise control App 20020150260 - McWilliam, Richard Donald | 2002-10-17 |
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