Yoshio Naruse
5Patents
4h-index
14Co-inventors
50Inventor score
Filing activity: Jun 14, 1991 → Jul 6, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5618590A | Process for manufacturing a piston ring | Mechanical Engineering; Lighting; Heating | 37 | Expired |
| US5316321A | Nonferrous piston ring with hard surface treatment layer | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5154433A | Piston ring | Mechanical Engineering; Lighting; Heating | 28 | Expired |
| US5651553A | Antirotation structure for combined oil ring | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US7882818B2 | Cylinder liner and engine | Emerging Cross-Sectional Technologies | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.