Hiroyuki Idenawa
11Patents
11h-index
30Co-inventors
72Inventor score
Filing activity: Jun 21, 1976 → Oct 16, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4583834A | Copying apparatus | Physics | 149 | Expired |
| US4167322A | Electrostatic copying system having monitoring devices | Physics | 76 | Expired |
| US4757344A | Imaging apparatus with detachable cartridges | Physics | 49 | Expired |
| US4875063A | Electrostatic recording apparatus | Physics | 42 | Expired |
| US4277163A | Variable magnification electrostatic copying machine | Physics | 39 | Expired |
| US6031553A | Heat activation method for thermosensitive adhesive label, and heat activation apparatus and label printer for the same | Performing Operations; Transporting | 37 | Expired |
| US4753543A | Electrostatic printing apparatus with heated adjustable pressure toner fixing rolls | Physics | 28 | Expired |
| US4896871A | Sheet feeder for an image recording apparatus | Performing Operations; Transporting | 24 | Expired |
| US4188109A | Fixing apparatus for electrophotography | Physics | 19 | Expired |
| US5058877A | Automatic cut-sheet feeding apparatus | Performing Operations; Transporting | 18 | Expired |
| US4814816A | Developing device | Physics | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.