AAF-McQuay Inc.
53Patents
24Active
53Granted
46Portfolio score
Filing activity: Jan 24, 1997 → Jul 11, 2011 · 20 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7255723B2 | Crest supported filter frame assembly and method | Emerging Cross-Sectional Technologies | 37 | Expired |
| US7896941B2 | Product and method of forming a gradient density fibrous filter | Emerging Cross-Sectional Technologies | 31 | Active |
| US7625418B1 | Spacer arrangement for pleated filter | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6758878B2 | Thermobondable filter medium and border frame and method of making same | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6206687A | High turndown modulating gas burner | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7588629B2 | Filter cassette | Performing Operations; Transporting | 19 | Active |
| US7661540B2 | Method of forming spaced pleated filter material and product of same | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7105124B2 | Method, apparatus and product for manufacturing nanofiber media | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7757510B2 | Cabinet for an air handler unit | Emerging Cross-Sectional Technologies | 16 | Active |
| USD652498S1 | Air filter | General | 15 | Expired |
| USD641462S1 | Air filter | General | 14 | Expired |
| US7398887B2 | Product and method of forming successive layers of face-to-face adjacent media with calculated pore size | Performing Operations; Transporting | 12 | Expired |
| US6517429B1 | Contamination freeing work arrangement | Performing Operations; Transporting | 12 | Expired |
| US7097684B2 | Method of forming combined pleated scrim and filter media materials and product of same | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7332012B2 | Multi-stage filtering apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7390443B1 | Method of forming successive layers of face-to-face adjacent media with calculated pore size | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7588618B2 | Filter cassette rack | Performing Operations; Transporting | 11 | Active |
| US7901479B2 | Filter cassette rack | Performing Operations; Transporting | 10 | Active |
| US8404023B1 | Air handling filtration equipment with adjustable media bed and method of use | Performing Operations; Transporting | 10 | Active |
| US8057566B1 | Fiberglass product | Emerging Cross-Sectional Technologies | 10 | Active |
| US6652748B1 | Treated filter media and frame | Emerging Cross-Sectional Technologies | 9 | Expired |
| US8210488B2 | Base/lifting structure | Mechanical Engineering; Lighting; Heating | 8 | Active |
| US8216413B2 | Method of making a marine gas turbine filter | Emerging Cross-Sectional Technologies | 8 | Active |
| US8393180B1 | Method of manufacturing a fiberglass mat | Emerging Cross-Sectional Technologies | 8 | Active |
| USD641461S1 | Air filter | General | 8 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.