Nobuyuki Okabe
26Patents
8h-index
35Co-inventors
71Inventor score
Filing activity: Nov 9, 2000 → May 6, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7516726B2 | Battery device, internal combustion engine system including battery device, and motor vehicle equipped with internal combustion engine system | Electricity | 33 | Active |
| USD539311S1 | Armrest for a working machine | General | 21 | Expired |
| US6400589B2 | Control apparatus for a power supply circuit including plural converter | Emerging Cross-Sectional Technologies | 19 | Expired |
| US8135507B2 | Driver condition estimation apparatus, server, driver information collecting apparatus, and driver condition estimation system | Physics | 18 | Active |
| US7839116B2 | Power supply device, control method of power supply device, and motor vehicle equipped with power supply device | Emerging Cross-Sectional Technologies | 17 | Active |
| US7458917B2 | Work vehicle with a speed change device | Emerging Cross-Sectional Technologies | 12 | Expired |
| US8516807B2 | Engine with exhaust gas treatment apparatus | Emerging Cross-Sectional Technologies | 10 | Active |
| US9116015B2 | Display system for work vehicle having a display switching command device for switching a display in a display device | Emerging Cross-Sectional Technologies | 8 | Active |
| US8406955B2 | Hydraulic suspension system for work vehicle | Performing Operations; Transporting | 6 | Active |
| US8631895B2 | Exhaust device for work vehicle | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US6329791A | Power supply system and control method for the system | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9150250B2 | Sub-frame for vehicle | Performing Operations; Transporting | 4 | Active |
| US9108681B2 | Sub-frame for vehicle | Emerging Cross-Sectional Technologies | 4 | Active |
| US9434417B2 | Vehicle subframe | Performing Operations; Transporting | 4 | Active |
| US8909440B2 | Tractor | Human Necessities | 3 | Active |
| US7938221B2 | Suspension system for vehicle | Performing Operations; Transporting | 3 | Active |
| US8849521B2 | Tractor | Human Necessities | 3 | Active |
| US7273441B2 | Work vehicle having a speed change arrangement | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US7941263B2 | Engine controller for work vehicle | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8131434B2 | Engine speed control system for work vehicle | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8353271B2 | Engine speed control system for work vehicle | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7930084B2 | Engine speed control system for work vehicle | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8991162B2 | Engine with exhaust gas treatment apparatus | Emerging Cross-Sectional Technologies | 1 | Active |
| US9254758B2 | Control apparatus, vehicle, and control method | Emerging Cross-Sectional Technologies | 0 | Active |
| US9045016B2 | Hydraulic suspension system for work vehicle | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.