John R. Lackner
26Patents
15h-index
19Co-inventors
78Inventor score
Filing activity: May 9, 1985 → Aug 9, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5251711A | Lawn mower | Performing Operations; Transporting | 58 | Expired |
| US4847944A | Vacuum cleaning with powered brush roll | Human Necessities | 52 | Expired |
| US5092915A | Disposable dust bag for vacuum cleaners and the like | Emerging Cross-Sectional Technologies | 38 | Expired |
| US7409745B2 | Cleaning pad for vacuum cleaner | Human Necessities | 34 | Active |
| US6347466B1 | Method for modifying the tension of a canvas | Performing Operations; Transporting | 32 | Expired |
| US5057131A | Vacuum cleaner filter bag assembly | Human Necessities | 31 | Expired |
| US5064455A | Disposable dust bag for vacuum cleaners and the like | Emerging Cross-Sectional Technologies | 30 | Expired |
| US4877432A | Disposable dust bag for vacuum cleaners and the like | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5792224A | Connector system | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5143524A | Electrostatic particle filtration | Performing Operations; Transporting | 23 | Expired |
| US4653638A | Container for tool accessories | Emerging Cross-Sectional Technologies | 19 | Expired |
| US5285550A | Self-propelled vacuum cleaner having forward and reverse drive | Performing Operations; Transporting | 19 | Expired |
| US5335740A | Drive system | Performing Operations; Transporting | 18 | Expired |
| US5115537A | Drive system | Performing Operations; Transporting | 18 | Expired |
| US4947512A | Convertible vacuum cleaner | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5086536A | Convertible vacuum cleaner | Human Necessities | 14 | Expired |
| US4829624A | Apparatus for producing cleaning suds | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5007133A | Convertible vacuum cleaner | Emerging Cross-Sectional Technologies | 12 | Expired |
| USD294755S | Container for vacuum cleaner accessories | General | 12 | Expired |
| US5316097A | Lawn mower | Performing Operations; Transporting | 11 | Expired |
| US4683607A | Vacuum cleaner accessory bracket | Human Necessities | 9 | Expired |
| USD320491S | Vacuum cleaner | General | 9 | Expired |
| US5187832A | Convertible self-proprelled vacuum cleaner | Performing Operations; Transporting | 8 | Expired |
| USD328166S | Handle extension for a vacuum cleaner | General | 7 | Expired |
| US5308288A | Vacuum sweeper drive belt | Mechanical Engineering; Lighting; Heating | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.