YAMAHA HATSUDOKI KABUSHIKI KAISHA
4,243Patents
2,251Active
4,243Granted
57Portfolio score
Filing activity: Dec 27, 1972 → Oct 30, 2024 · 829 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4585429A | V-belt type continuously variable transmission | Mechanical Engineering; Lighting; Heating | 246 | Expired |
| US5664636A | Vehicle with electric motor | Performing Operations; Transporting | 178 | Expired |
| US6672418B1 | Electric motor-assisted vehicle | Performing Operations; Transporting | 162 | Expired |
| US6456041B1 | Power supply system for electric vehicle | Emerging Cross-Sectional Technologies | 159 | Expired |
| US5810128A | Shock absorber | Mechanical Engineering; Lighting; Heating | 153 | Expired |
| US6175772A | User adaptive control of object having pseudo-emotions by learning adjustments of emotion generating and behavior generating algorithms | Emerging Cross-Sectional Technologies | 119 | Expired |
| US7285068B2 | Continuously variable transmission and engine | Mechanical Engineering; Lighting; Heating | 116 | Expired |
| US4878339A | Power lawn mower with selectively deployable riding platform | Mechanical Engineering; Lighting; Heating | 112 | Expired |
| US7766123B2 | Vehicle exhaust system | Mechanical Engineering; Lighting; Heating | 108 | Active |
| USD606900S1 | Four wheeled vehicle | General | 106 | Expired |
| US5511956A | High pressure fuel pump for internal combustion engine | Mechanical Engineering; Lighting; Heating | 102 | Expired |
| US5660245A | Snowmobile | Performing Operations; Transporting | 101 | Expired |
| US5193635A | Vehicle with fuel cell system | Emerging Cross-Sectional Technologies | 100 | Expired |
| US5251718A | Wind leading system for snowmobile | Performing Operations; Transporting | 100 | Expired |
| US6230111A | Control system for controlling object using pseudo-emotions and pseudo-personality generated in the object | Emerging Cross-Sectional Technologies | 94 | Expired |
| US6016882A | Battery carrier for electric assisted vehicle | Performing Operations; Transporting | 93 | Expired |
| US6994046B2 | Marine vessel running controlling apparatus, marine vessel maneuvering supporting system and marine vessel each including the marine vessel running controlling apparatus, and marine vessel running controlling method | Performing Operations; Transporting | 92 | Expired |
| US6276479A | Drive arrangement for electric power assisted bicycle | Performing Operations; Transporting | 89 | Expired |
| US4763612A | Intake system for internal combustion engine | Emerging Cross-Sectional Technologies | 86 | Expired |
| USD504844S1 | Motorcycle | General | 85 | Expired |
| US5294209A | Tool attaching device | Emerging Cross-Sectional Technologies | 84 | Expired |
| US6725962B1 | Transmission lock for all-terrain vehicle | Mechanical Engineering; Lighting; Heating | 81 | Expired |
| US7198280B2 | Vehicle | Emerging Cross-Sectional Technologies | 81 | Expired |
| US4364448A | Speed control for wheeled vehicles | Performing Operations; Transporting | 79 | Expired |
| USD490750S1 | Motor scooter | General | 79 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.