ISUZU MOTORS LIMITED
1,231Patents
538Active
1,231Granted
54Portfolio score
Filing activity: May 31, 1974 → May 28, 2024 · 112 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD570742S1 | Truck | General | 897 | Expired |
| US5653659A | Automatic engine stop-start system | Mechanical Engineering; Lighting; Heating | 187 | Expired |
| US5177606A | Image detection system for a car with adjustment for wiper image | Performing Operations; Transporting | 154 | Expired |
| US4774811A | Apparatus for recovering thermal energy from engine | Emerging Cross-Sectional Technologies | 115 | Expired |
| US7631882B2 | Vehicle height adjustment device and vehicle height adjustment method | Performing Operations; Transporting | 101 | Expired |
| US6622480B2 | Diesel particulate filter unit and regeneration control method of the same | Emerging Cross-Sectional Technologies | 100 | Expired |
| US6860082B1 | Heat insulating wall member, and method of manufacturing the same | Emerging Cross-Sectional Technologies | 98 | Expired |
| US5410873A | Apparatus for diminishing nitrogen oxides | Emerging Cross-Sectional Technologies | 94 | Expired |
| US4951769A | Motor vehicle driving system | Emerging Cross-Sectional Technologies | 85 | Expired |
| US5358268A | Motor vehicle side step | Performing Operations; Transporting | 82 | Expired |
| US4694654A | Exhaust energy recovery and generator for use with an engine | Emerging Cross-Sectional Technologies | 72 | Expired |
| US6349702B1 | Common-rail fuel-injection system | Mechanical Engineering; Lighting; Heating | 71 | Expired |
| US5732679A | Accumulator-type fuel injection system | Mechanical Engineering; Lighting; Heating | 66 | Expired |
| US4757686A | Control system for supercharger in internal combustion engine | Emerging Cross-Sectional Technologies | 62 | Expired |
| US8176735B2 | Control device for multi-stage turbochargers | Emerging Cross-Sectional Technologies | 60 | Active |
| US4745755A | Control system for supercharged internal combustion engine | Emerging Cross-Sectional Technologies | 60 | Expired |
| US5115378A | Electric double layer capacitor | Emerging Cross-Sectional Technologies | 60 | Expired |
| US4862856A | Control system of evaporated fuel | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5105776A | Apparatus for reducing engine idling vibration | Electricity | 57 | Expired |
| US5022357A | Control system for internal combustion engine | Emerging Cross-Sectional Technologies | 57 | Expired |
| US6756870B2 | Composite magnet of electromagnet and permanent magnet, and eddy current retarder | Electricity | 54 | Expired |
| US5160971A | Distance measuring equipment for a car | Performing Operations; Transporting | 54 | Expired |
| US4769993A | Turbocharger for internal combustion engines | Emerging Cross-Sectional Technologies | 52 | Expired |
| US6823660B2 | Exhaust emission purification system for diesel engine | Emerging Cross-Sectional Technologies | 52 | Expired |
| US5121301A | Electric double layer capacitor | Emerging Cross-Sectional Technologies | 52 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.