Shizuka Okada
16Patents
2h-index
20Co-inventors
43Inventor score
Filing activity: Mar 7, 2013 → Dec 17, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9031472B2 | Developing device with a developer conveying member having paddles connecting spiral blades at one circumferential position and image forming apparatus with such a developing device | Physics | 2 | Active |
| US8958724B2 | Developing device and image forming apparatus | Physics | 2 | Active |
| US8942600B2 | Developing apparatus and image forming apparatus | Physics | 2 | Active |
| US9543057B2 | Conductive cellulose-based resin composition | Chemistry; Metallurgy | 2 | Active |
| US9274453B2 | Developing roller, developing device, and image forming apparatus including developing device | Physics | 1 | Active |
| US9323179B2 | Developing unit and image forming apparatus | Physics | 0 | Active |
| US9235162B2 | Developer storage container and image forming apparatus with same | Physics | 0 | Active |
| US8843035B2 | Developing device and image forming apparatus provided with same | Physics | 0 | Active |
| US9304445B2 | Developing roller, developing device, image forming apparatus, and manufacturing method of developing roller | Chemistry; Metallurgy | 0 | Active |
| US9063468B2 | Developing device and image forming apparatus provided therewith | Physics | 0 | Active |
| US9122194B2 | Developing roller, developing device, and image forming apparatus including developing device | Physics | 0 | Active |
| US10889916B2 | Cellulose acetate fiber, cellulose acetate fiber molded article, and methods respectively for producing said cellulose acetate fiber and said cellulose acetate fiber molded article | Textiles; Paper | 0 | Active |
| US9595366B2 | Conductive cellulose-based resin composition | Chemistry; Metallurgy | 0 | Active |
| US9310718B2 | Development device and image forming apparatus including the same | Physics | 0 | Active |
| US9122193B2 | Developing roller, developing device, and image forming apparatus including developing device | Physics | 0 | Active |
| US9201349B2 | Developing device, image forming apparatus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.