Keiichiro Okuyama
8Patents
4h-index
21Co-inventors
53Inventor score
Filing activity: Feb 2, 2006 → Jan 29, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7513520B2 | Powered step device of motor vehicle | Performing Operations; Transporting | 63 | Active |
| US10077002B2 | Control device of electric step for vehicle | Performing Operations; Transporting | 7 | Active |
| US7774985B2 | Drive apparatus for sliding member | Fixed Constructions | 7 | Active |
| US8813888B2 | Vehicle body rear structure | Performing Operations; Transporting | 5 | Active |
| US11414898B2 | Automobile door latch device | Fixed Constructions | 2 | Active |
| US10696252B2 | Vehicle body structure | Performing Operations; Transporting | 1 | Active |
| US10471995B2 | Vehicle body rear part structure | Performing Operations; Transporting | 1 | Active |
| US10501125B2 | Vehicle body rear portion structure | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.