John Johnson
8Patents
5h-index
9Co-inventors
56Inventor score
Filing activity: Jan 25, 1990 → May 13, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD343237S | Paving block | General | 42 | Expired |
| US5054957A | Paving block | Fixed Constructions | 35 | Expired |
| US7350578B2 | Diverter plugs for use in well bores and associated methods of use | Fixed Constructions | 20 | Expired |
| US8359694B2 | Lawn sweeper assembly with adjustable brush assembly and hopper assembly and method of use thereof | Emerging Cross-Sectional Technologies | 7 | Active |
| US8393039B2 | Lawn sweeper assembly with tilt-able hopper and latch assembly and method of use thereof | Emerging Cross-Sectional Technologies | 7 | Active |
| US8549689B2 | Lawn sweeper assembly with tilt-able hopper and latch assembly and method of use thereof | Emerging Cross-Sectional Technologies | 3 | Active |
| US8646141B2 | Lawn sweeper assembly with adjustable brush assembly and hopper assembly and method of use thereof | Emerging Cross-Sectional Technologies | 2 | Active |
| US8640294B2 | Lawn sweeper assembly with adjustable brush assembly and hopper assembly and method of use thereof | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.