Hideya Kato
13Patents
7h-index
23Co-inventors
66Inventor score
Filing activity: May 10, 1985 → Jun 3, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5471838A | Power steering apparatus for a vehicle | Performing Operations; Transporting | 17 | Expired |
| US5515938A | Hydraulic power steering apparatus | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US5439070A | Hydraulic power steering apparatus | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US5226802A | Variable-displacement vane pump | Mechanical Engineering; Lighting; Heating | 14 | Expired |
| US6041807A | Flow control device of power steering apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7128542B2 | Variable displacement pump | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5577573A | Hydraulic power steering apparatus | Performing Operations; Transporting | 8 | Expired |
| US5474145A | Hydraulic power steering apparatus | Performing Operations; Transporting | 4 | Expired |
| US5651423A | Power steering apparatus | Performing Operations; Transporting | 4 | Expired |
| US5822988A | Flow control device of a power steering apparatus | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US4700249A | Magnetic transducer head capable of proper data transfer contact with a flexible magnetic disk without fine adjustment | Physics | 1 | Expired |
| US10124824B2 | Steering apparatus | Performing Operations; Transporting | 0 | Active |
| US11420671B2 | Turning unit | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.