Yoshinori Ozawa
15Patents
7h-index
28Co-inventors
62Inventor score
Filing activity: Apr 19, 1999 → Aug 8, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6567637B2 | Apparatus and method for replenishing a developing device with toner while suppressing toner remaining | Emerging Cross-Sectional Technologies | 59 | Expired |
| US6334039A | Method and apparatus for image forming apparatus capable of accurately detecting toner image patterns | Physics | 32 | Expired |
| US6366754B1 | Color image forming apparatus with toner recycling | Physics | 28 | Expired |
| US6748190B2 | Apparatus and method for replenishing a developing device with toner while suppressing toner remaining | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6519428B1 | Image forming apparatus having mixed toner consumption mode | Physics | 22 | Expired |
| US8380115B2 | Lubricant applicator, image forming apparatus, and process cartridge | Physics | 7 | Active |
| US7289748B2 | Apparatus and method for replenishing a developing device with toner while suppressing toner remaining | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7218880B2 | Apparatus and method for replenishing a developing device with toner while suppressing toner remaining | Emerging Cross-Sectional Technologies | 7 | Expired |
| US6603943B2 | Developing apparatus including first and second agitating members in which the first agitating member includes non-screw portion | Physics | 6 | Expired |
| US8315535B2 | Cleaning unit, process cartridge incorporating same, and image forming apparatus incorporating the cleaning unit | Physics | 2 | Active |
| US6329189A | Enzyme producing tartaric acid ether compound and process for producing tartaric acid ether compounds using this enzyme | Chemistry; Metallurgy | 1 | Expired |
| US8457541B2 | Image forming apparatus | Physics | 0 | Active |
| US8472856B2 | Image forming apparatus | Physics | 0 | Active |
| US8598548B2 | Method for treating a plurality of magnetic recording media with ultraviolet rays | Physics | 0 | Active |
| US8010034B2 | Waste toner conveying device and image forming apparatus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.