Junko Yamamoto
14Patents
3h-index
33Co-inventors
60Inventor score
Filing activity: Aug 27, 1991 → Jun 29, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5966453A | Speaker system for use in an automobile vehicle | Electricity | 18 | Expired |
| US5382490A | Electrophotographic toner | Chemistry; Metallurgy | 3 | Expired |
| US8374739B2 | Train control device having a target speed calculation function | Performing Operations; Transporting | 3 | Active |
| US5225305A | Electrophotographic toner | Physics | 2 | Expired |
| US8370008B2 | Train control system | Emerging Cross-Sectional Technologies | 2 | Active |
| US11390811B2 | Liquid crystal composition and liquid crystal display element | Chemistry; Metallurgy | 2 | Active |
| US11312906B2 | Polymerizable monomer, liquid crystal composition using polymerizable monomer, and liquid crystal display device | Physics | 1 | Active |
| US10363948B2 | Train control device, train control method and computer program product | Emerging Cross-Sectional Technologies | 1 | Active |
| US12110389B2 | Fluidity modifier, composition containing same, and cured product of said composition | Chemistry; Metallurgy | 0 | Active |
| US10569793B2 | Train control device | Performing Operations; Transporting | 0 | Active |
| US10137911B2 | Running curve creation device, running curve creation method and running curve control program | Emerging Cross-Sectional Technologies | 0 | Active |
| US11358398B2 | Print control device, non-transitory computer-readable storage medium storing print control program, and printed matter production method | Performing Operations; Transporting | 0 | Active |
| US10633590B2 | Liquid crystal composition and liquid crystal display device including the same | Physics | 0 | Active |
| US10766367B2 | Train control device | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.