Dolf Landheer
8Patents
7h-index
15Co-inventors
60Inventor score
Filing activity: Jun 4, 1979 → Oct 29, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4514781A | Corona device | Physics | 19 | Expired |
| US4679060A | Ionic print cartridge and printer | Performing Operations; Transporting | 17 | Expired |
| US4619515A | Electrostatic printing apparatus and method | Physics | 16 | Expired |
| US4595277A | Toner supply control system | Physics | 10 | Expired |
| US6700171B2 | Gate dielectric | Electricity | 9 | Expired |
| US4254424A | Electrostatic recording apparatus | Physics | 8 | Expired |
| US4745421A | Ionic print cartridge and printer | Performing Operations; Transporting | 7 | Expired |
| US4516847A | Electrostatic printing apparatus and method | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.