Nissan Diesel Motor Co., Ltd.
99Patents
43Active
99Granted
45Portfolio score
Filing activity: Oct 14, 1977 → May 6, 2011 · 41 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5914187A | Ceramic structural body | Emerging Cross-Sectional Technologies | 187 | Expired |
| US5777451A | Vehicle longitudinal spacing controller | Physics | 94 | Expired |
| US6144296A | Vehicle monitoring system | Physics | 79 | Expired |
| US5816210A | Structure of an exhaust port in an internal combustion engine | Mechanical Engineering; Lighting; Heating | 79 | Expired |
| US5289892A | Steerable trailer and steering apparatus of combination vehicle | Performing Operations; Transporting | 52 | Expired |
| US5329451A | Steerable trailer and steering apparatus of combination vehicle | Performing Operations; Transporting | 44 | Expired |
| US7647767B2 | Exhaust gas purifying apparatus in engine | Emerging Cross-Sectional Technologies | 38 | Expired |
| USD540219S1 | Truck cab | General | 33 | Expired |
| US6328122A | Hybrid vehicle comprising emergency drive device | Emerging Cross-Sectional Technologies | 31 | Expired |
| US7454962B2 | Fuel consumption evaluation system | Emerging Cross-Sectional Technologies | 29 | Expired |
| US7685810B2 | Engine control apparatus and engine operating method | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5998960A | Power supply system for electric vehicle | Emerging Cross-Sectional Technologies | 28 | Expired |
| US7849674B2 | Exhaust emission purifying apparatus for engine | Emerging Cross-Sectional Technologies | 26 | Active |
| US6712165B1 | Hybrid vehicle | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5335636A | Engine comprising a continuous braking device, particularly for an industrial vehicle | Emerging Cross-Sectional Technologies | 21 | Expired |
| USD540218S1 | Truck cab | General | 21 | Expired |
| US7784273B2 | Exhaust emission purifying apparatus for engine | Emerging Cross-Sectional Technologies | 20 | Active |
| US4137886A | Air intake system for an internal combustion engine | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7500356B2 | Exhaust emission purifying apparatus for engine | Emerging Cross-Sectional Technologies | 17 | Active |
| US4157081A | Recirculated exhaust gas control device for use in a diesel engine | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US7614213B2 | Engine exhaust emission purification apparatus | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5961565A | Wheel drive torque controller | Performing Operations; Transporting | 13 | Expired |
| US7673444B2 | Exhaust gas purification apparatus | Emerging Cross-Sectional Technologies | 12 | Active |
| US7544328B2 | Structure for reducing agent container | Emerging Cross-Sectional Technologies | 12 | Active |
| US6995969B2 | Electric double-layer capacitor | Emerging Cross-Sectional Technologies | 11 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.