Junzo Nakajima
8Patents
7h-index
10Co-inventors
52Inventor score
Filing activity: Apr 11, 1980 → Jan 11, 1989
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4346982A | Electrophotographic recording device | Physics | 50 | Expired |
| US4804994A | Compact electrophotographic printing apparatus having an improved development means and a method for operating the same | Physics | 17 | Expired |
| US5060016A | Process unit for image forming apparatus, including a charging brush | Physics | 14 | Expired |
| US4398816A | Electrophotographic copying printer | Physics | 13 | Expired |
| US5012282A | Brush contact type charging unit in an image forming apparatus | Physics | 10 | Expired |
| US4666801A | Method and apparatus for forming a toner image in electrophotographic printing | Physics | 9 | Expired |
| US4396927A | Direct imaging method and equipment using recording electrode, magnetic brush, powdered toner, and insulating recording means | Physics | 7 | Expired |
| US4734720A | Electrostatic recording apparatus with improved recording electrode | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.