David D. Plummer
34Patents
11h-index
20Co-inventors
75Inventor score
Filing activity: May 15, 1989 → Jul 13, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8269627B2 | Status monitoring system for a fenestration unit | Emerging Cross-Sectional Technologies | 53 | Active |
| USD332904S | Handle | General | 32 | Expired |
| USD382191S | Window sash lock | General | 26 | Expired |
| US4958469A | Collapsible window flange apparatus | Fixed Constructions | 23 | Expired |
| US5205102A | Corner fastener for hollow section members | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| USD332386S | Handle | General | 17 | Expired |
| USD382192S | Window sash lock | General | 17 | Expired |
| US8624736B2 | Status monitoring system for a fenestration unit | Emerging Cross-Sectional Technologies | 16 | Active |
| US4976066A | Sliding window apparatus and method | Fixed Constructions | 14 | Expired |
| USD394714S | Casement window | General | 14 | Expired |
| US8464480B2 | Modular fenestration system | Physics | 12 | Active |
| US9157902B2 | Status monitoring system for a fenestration unit | Emerging Cross-Sectional Technologies | 11 | Active |
| US5092640A | Apparatus and method for latching sliding closures | Emerging Cross-Sectional Technologies | 10 | Expired |
| US6718704B2 | Attachment system for a decorative member | Fixed Constructions | 8 | Expired |
| US7080676B2 | Fenestration unit with screen coil apparatus | Fixed Constructions | 8 | Expired |
| US7100335B2 | Attachment system for a decorative member | Fixed Constructions | 4 | Expired |
| USD394116S | Picture window | General | 4 | Expired |
| US10865598B1 | Drive systems and hinged window assemblies incorporating the same | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10916234B2 | Multiband frequency targeting for noise attenuation | Physics | 2 | Active |
| USD394115S | Double hung window | General | 2 | Expired |
| US10087675B2 | Modular fenestration system | Physics | 2 | Active |
| US10317247B1 | Fenestration unit monitoring apparatus with tethers and methods | Electricity | 2 | Active |
| US9382745B2 | Powered sash driving apparatus having a connection block | Fixed Constructions | 2 | Active |
| US10145168B2 | Glazing units with cartridge-based control units | Emerging Cross-Sectional Technologies | 1 | Active |
| US11335312B2 | Active noise cancellation systems and methods | Physics | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.