Yuji Kurematsu
74Patents
6h-index
39Co-inventors
68Inventor score
Filing activity: Jul 5, 2006 → Jul 16, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8900079B2 | Transmission guide | Mechanical Engineering; Lighting; Heating | 13 | Active |
| US8747263B2 | Transmission guide | Mechanical Engineering; Lighting; Heating | 11 | Active |
| US8282520B2 | Chain tensioner | Mechanical Engineering; Lighting; Heating | 10 | Active |
| US9523413B2 | Chain tensioner | Mechanical Engineering; Lighting; Heating | 8 | Active |
| US8888628B2 | Transmission guide | Mechanical Engineering; Lighting; Heating | 7 | Active |
| US8454462B2 | Chain guide mechanism | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US8740737B2 | Transmission guide | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US10024401B2 | Chain tensioner | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US10260603B2 | Chain tensioner | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US8118699B2 | Sprocket for chain | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US10107367B2 | Chain tensioner and relief valve unit | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US11125304B2 | Tensioner | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8740736B2 | Ring-type tensioner | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8939856B2 | Hydraulic tensioner | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US11248682B2 | Tensioner lever | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9303735B2 | Chain tensioner | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8419575B2 | Ball-type tensioner | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8926460B2 | Ratchet-type tensioner | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9702441B2 | Chain tensioner | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US11767891B2 | Cam clutch unit | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US11448292B2 | Tensioner | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9086119B2 | Hydraulic tensioner | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US11143100B2 | Tensioner | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US9541174B2 | Chain tensioner | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10871208B2 | Tensioner | Mechanical Engineering; Lighting; Heating | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.