Ryuji Hayashi
12Patents
5h-index
18Co-inventors
63Inventor score
Filing activity: May 22, 1992 → Dec 29, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8662483B2 | Shock absorber for vehicle seat | Performing Operations; Transporting | 31 | Active |
| US6817330B1 | Internal combustion engine control apparatus | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5335877A | Device for exchanging a tape drive mode | Physics | 8 | Expired |
| USD971162S1 | Optical fiber cable with feedthrough | General | 7 | Active |
| US5489368A | Insoluble electrode structural material | Chemistry; Metallurgy | 6 | Expired |
| US7716522B2 | Information processing system and method for executing process during communication error | Physics | 3 | Active |
| US6788491B2 | Tape loading apparatus and tape recorder | Physics | 2 | Expired |
| US6913220B2 | Braking device for magnetic tape apparatus | Physics | 1 | Expired |
| US11745308B2 | Automatic wet sanding apparatus | Performing Operations; Transporting | 0 | Active |
| US11701752B2 | Automatic wet sanding apparatus | Performing Operations; Transporting | 0 | Active |
| US11685020B2 | Automatic wet sanding apparatus | Performing Operations; Transporting | 0 | Active |
| US11642750B2 | Automatic wet sanding apparatus | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.