Nobuhiko Okano
9Patents
3h-index
15Co-inventors
54Inventor score
Filing activity: Jul 28, 1986 → Jun 1, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4724708A | Method for balancing a propeller shaft | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5449471A | Urea grease compostition | Chemistry; Metallurgy | 8 | Expired |
| US8185007B2 | Transfer device, image forming apparatus and control method of transfer device | Physics | 5 | Active |
| US4778434A | Slide-type constant velocity universal joint | Emerging Cross-Sectional Technologies | 2 | Expired |
| US10386757B2 | Cleaning apparatus, image forming apparatus, and program | Physics | 0 | Active |
| US10409218B2 | Image forming apparatus | Physics | 0 | Active |
| US11174115B2 | Paper feeding apparatus and image forming apparatus | Performing Operations; Transporting | 0 | Active |
| US7660546B2 | Cleaning device and image forming apparatus provided therewith | Physics | 0 | Active |
| US11415905B2 | Image forming apparatus | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.