John Helgesen
16Patents
6h-index
28Co-inventors
66Inventor score
Filing activity: Apr 25, 1995 → Aug 22, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD597340S1 | Treatment cabinet | General | 30 | Expired |
| US9055713B2 | All wheel drive, walk behind mower | Human Necessities | 11 | Active |
| US8042891B2 | Counterbalance assembly for a dishwasher door and associated method | Fixed Constructions | 8 | Active |
| US7862132B2 | Counterbalance assembly for a dishwasher door and associated method | Fixed Constructions | 8 | Active |
| US8931942B2 | LED-based dental exam lamp | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US8459852B2 | LED-based dental exam lamp | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US8096807B2 | Dental instrumentation unit | Human Necessities | 5 | Active |
| US9622407B2 | All wheel drive, walk behind mower | Human Necessities | 4 | Active |
| US7934783B2 | Counterbalance assembly for a dishwasher door and associated method | Human Necessities | 4 | Active |
| USD370419S | Clock | General | 4 | Expired |
| USRE46325E1 | LED-based dental exam lamp with variable chromaticity | General | 3 | Active |
| US8828148B2 | Dishwasher with accessible control unit, and associated method | Emerging Cross-Sectional Technologies | 3 | Active |
| US10080327B2 | All wheel drive, walk behind mower | Human Necessities | 2 | Active |
| USRE46086E1 | Dental instrumentation unit | General | 1 | Active |
| US8814408B2 | LED-based dental exam lamp | General | 0 | Revoked |
| US11102925B2 | All wheel drive, walk behind mower | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.