Naoki Toyoshi
25Patents
9h-index
28Co-inventors
71Inventor score
Filing activity: Mar 6, 1984 → Oct 27, 1998
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5012285A | Developing apparatus including a partitioning arrangement for partitioning the toner accommodating tank | Physics | 27 | Expired |
| US4572102A | Method of controlling replenishment of toners | Physics | 24 | Expired |
| US5315351A | Image forming apparatus | Physics | 19 | Expired |
| US4745437A | Copier machines | Physics | 19 | Expired |
| US5003917A | Developing apparatus with image quality control | Physics | 14 | Expired |
| US4785331A | Electrophotographic copying method and apparatus | Physics | 12 | Expired |
| US5243390A | Device for conveying developer in a developing device | Physics | 10 | Expired |
| US6285800A | Apparatus and method for processing image | Electricity | 10 | Expired |
| US4845524A | Image forming method | Physics | 9 | Expired |
| US4766458A | Developing apparatus for use in image-forming system and developing process employing said developing apparatus | Performing Operations; Transporting | 9 | Expired |
| US4954843A | Electrophotographic image forming apparatus | Physics | 8 | Expired |
| US4794062A | Method for the formation of outline images corresponding to the peripheral outlines of document's images | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4912513A | Developing apparatus with variable developing bias voltage | Physics | 7 | Expired |
| US5138385A | Developing device with electrically floating developing roller | Physics | 6 | Expired |
| US4847658A | Image forming apparatus and image forming method employed therefor | Physics | 6 | Expired |
| US4821071A | Electrophotographic copiers | Physics | 5 | Expired |
| US4821076A | Electro-static photo-copier machine | Physics | 5 | Expired |
| US4828953A | Method for the formation of outline images corresponding to the peripheral outlines of document's images | Physics | 5 | Expired |
| US5047805A | Developing device having a space for receiving and increasing pressure of toner received therein | Physics | 4 | Expired |
| US4891287A | Image editing method | Physics | 3 | Expired |
| US4835566A | Electrophotographic copying apparatus | Physics | 3 | Expired |
| US4792775A | Method for the formation of outline images corresponding to the peripheral outlines of document's images | Physics | 3 | Expired |
| US4897331A | Reversal image forming method | Physics | 2 | Expired |
| US4975348A | Image highlighting method | Physics | 1 | Expired |
| US5960237A | Apparatus and method for removing foreign materials lodged inside an image forming system | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.