| 2012 | Invention | Integrated containment system. Embodiments of the invention generally provide a containment syste... | 
				    			
				    				
				    					|  | Invention | Method and apparatus for decontamination of tubing. Embodiments of the invention generally provid... | 
				    			
				    				
				    					|  | Invention | Canister air filter and method for fabricating the same. Embodiments for a filter and method for ... | 
				    			
				    				
				    					|  | Invention | Filter holding frame with adjustable clamping mechanism and slot for pre-filter. Embodiments of t... | 
				    			
				    				
				    					| 2011 | P/S | Air filters for industrial use in collecting dust. | 
				    			
				    				
				    					|  | Invention | Air filter with balanced seal. An air filter and dust collector are provided. In one embodiment, ... | 
				    			
				    				
				    					|  | Invention | Method and apparatus for in-situ testing of filtration systems. Embodiments of the invention gene... | 
				    			
				    				
				    					|  | Invention | Housing assembly with bagging ring. Embodiments of the invention generally include a filter housi... | 
				    			
				    				
				    					|  | Invention | Multi-pocket bag filter | 
				    			
				    				
				    					| 2009 | Invention | Method and apparatus for v-bank filter bed scanning. Embodiments of the invention generally relat... | 
				    			
				    				
				    					|  | Invention | Canister filter | 
				    			
				    				
				    					| 2008 | Invention | Adaptable dual-directional, differential pressure assembly. An adaptable dual direction, differen... | 
				    			
				    				
				    					|  | Invention | Device for storage and automatic retrieval of calbiration and system information. 
Embodiments of... | 
				    			
				    				
				    					| 2007 | Invention | Axial flow scan testable filter system. A filter system having in-situ scan capabilities is provi... | 
				    			
				    				
				    					|  | Invention | Filter housing assembly. A filter housing assembly having a gas-tight seal and a method of replac... | 
				    			
				    				
				    					|  | Invention | Filter holding frame with clamping mechanism. Embodiments of the invention generally provide a fr... | 
				    			
				    				
				    					| 2006 | Invention | Housing assembly with bag presence indicator and filter removal bag. Embodiments of the invention... | 
				    			
				    				
				    					|  | Invention | Filter removal bag. Embodiments of the invention generally include a contamination housing assemb... | 
				    			
				    				
				    					|  | Invention | Linear drive for integrated damper. A housing assembly having an integrated damper with a linear ... | 
				    			
				    				
				    					|  | Invention | Housing assembly with bag presence indicator. Embodiments of the invention generally include a co... | 
				    			
				    				
				    					|  | Invention | Exhaust filter module with mechanically positionable scan probe. Embodiments of the invention gen... | 
				    			
				    				
				    					|  | Invention | Filter module with flow control. A filter module and method for facilitating rapid flow setting a... | 
				    			
				    				
				    					|  | Invention | An exhaust filter module, and a method and apparatus for efficiency testing the same. A filter mo... | 
				    			
				    				
				    					| 2005 | P/S | Air filters for industrial use. | 
				    			
				    				
				    					|  | Invention | Scan testable filter housing assembly for exhaust applications. A filter housing assembly for exh... | 
				    			
				    				
				    					|  | P/S | Air filters for industrial use. | 
				    			
				    				
				    					|  | Invention | Filter housing assembly. A filter housing assembly (106) having a gas-tight seal and a method of ... | 
				    			
				    				
				    					| 2004 | P/S | Air filters for air conditioning and ventilating units for domestic and industrial installations | 
				    			
				    				
				    					|  | Invention | Filter housing assembly with leak testable aerosol injection port. A filter housing assembly havi... | 
				    			
				    				
				    					|  | Invention | Pleated air filter with reverse pulsating air flow cleaning. An air filter assembly (20) has a pl... | 
				    			
				    				
				    					| 2001 | P/S | AIR FILTERS FOR USE IN HEATING, VENTILATING AND AIR CONDITIONING UNITS | 
				    			
				    				
				    					| 2000 | P/S | Air filters for domestic, commercial and industrial installations. | 
				    			
				    				
				    					| 1998 | P/S | CEILING MOUNTED AIR FILTER MODULE FOR INDUSTRIAL USE IN AN ULTRA CLEAN ENVIRONMENT | 
				    			
				    				
				    					| 1965 | P/S | COMMERCIAL AND INDUSTRIAL AIR FILTERS AND FILTRATION EQUIPMENT | 
				    			
				    				
				    					| 1964 | P/S | INDUSTRIAL AIR FILTERING APPARATUS |