Kiyoshi Ohshima
18Patents
7h-index
37Co-inventors
66Inventor score
Filing activity: Apr 25, 1979 → Apr 7, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6295435A | Image forming apparatus which corrects deviations between images of different colors | Electricity | 70 | Expired |
| US4707126A | Method of positioning original image to be copied and apparatus for performing the same | Physics | 26 | Expired |
| US6795676B2 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Physics | 24 | Expired |
| US6398345B1 | Image forming method and an apparatus for the same, and a cleaning device | Physics | 20 | Expired |
| US4373800A | Wet type electrophotographic copying machine | Physics | 11 | Expired |
| US4247194A | Control system for electrophotographic copying machine | Physics | 11 | Expired |
| US5172180A | Image forming equipment with variable stepwise drive means operation | Electricity | 9 | Expired |
| US7693471B2 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Physics | 5 | Active |
| US5202534A | Developing apparatus using a liquid developer and having a system for cleaning the development region with a vacuum pressure | Physics | 5 | Expired |
| US7224928B2 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Physics | 4 | Expired |
| US7346305B2 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Physics | 4 | Active |
| US5315323A | Color image forming apparatus with means for biasing a recording head | Electricity | 3 | Expired |
| US5245396A | Color image forming apparatus for use with a recording medium having a laterally extending registration mark | Physics | 3 | Expired |
| US12236306B2 | Contactless information carrier | Electricity | 0 | Active |
| US8515323B2 | Sheet wrapping avoidable fixing apparatus and image forming apparatus | Physics | 0 | Active |
| US5264273A | Structure of a recording medium for an electrostatic recorder | Emerging Cross-Sectional Technologies | 0 | Expired |
| US11258160B2 | LC resonant antenna | Electricity | 0 | Active |
| US11258173B2 | LC resonant antenna | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.