Hisao Ishizu
4Patents
4h-index
21Co-inventors
43Inventor score
Filing activity: Nov 26, 1984 → Jun 9, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4875063A | Electrostatic recording apparatus | Physics | 42 | Expired |
| US4750020A | Sheet feeding apparatus | Physics | 20 | Expired |
| US4891678A | Electrostatic recording apparatus having a cooled and insulated waste toner container | Physics | 18 | Expired |
| US4629309A | Developer supply system for dry process electrophotographic recording apparatus | Emerging Cross-Sectional Technologies | 17 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.