Daisuke Shibata
101Patents
11h-index
93Co-inventors
83Inventor score
Filing activity: Sep 11, 1998 → Apr 17, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7246485B2 | Exhaust gas purifying device and method for internal combustion engine | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7550821B2 | Nitride semiconductor device | Electricity | 21 | Active |
| US8307699B2 | Abnormality diagnosis apparatus and abnormality diagnosis method for NOx sensor | Emerging Cross-Sectional Technologies | 20 | Active |
| US8240130B2 | Abnormality diagnosis apparatus for exhaust purification system | Emerging Cross-Sectional Technologies | 17 | Active |
| US6371857B1 | Torsional vibration dampers | Mechanical Engineering; Lighting; Heating | 15 | Expired |
| US8132450B2 | Malfunction diagnosis device for exhaust gas purification system and malfunction diagnosis method therefor | Emerging Cross-Sectional Technologies | 14 | Active |
| US7849672B2 | Failure diagnosis method for reducing agent addition valve | Emerging Cross-Sectional Technologies | 14 | Active |
| US6922988B2 | Exhaust emission control apparatus and method for internal combustion engine | Emerging Cross-Sectional Technologies | 14 | Expired |
| US8490385B2 | Catalyst deterioration diagnosis system and method for internal combustion engine | Emerging Cross-Sectional Technologies | 13 | Active |
| US8171781B2 | Abnormality diagnosis apparatus and abnormality diagnosis method for NOx catalyst | Emerging Cross-Sectional Technologies | 12 | Active |
| US8302378B2 | Degradation diagnosis device for catalyst | Emerging Cross-Sectional Technologies | 12 | Active |
| US6619035B2 | Exhaust emission control device of internal combustion engine | Emerging Cross-Sectional Technologies | 11 | Expired |
| US7250123B2 | Composite construction and manufacturing method thereof | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8447703B2 | Product delivery system | Physics | 8 | Active |
| US8604516B2 | Heterojunction field-effect transistor with field plate connected to gate or source electrode | Electricity | 7 | Active |
| US9019522B2 | Printing apparatus and method for controling a plurality of sheet storage units | Physics | 6 | Active |
| US9457759B2 | Airbag and airbag device | Performing Operations; Transporting | 6 | Active |
| US7018726B2 | Cemented carbide and cutting tool | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6872234B2 | Cutting member | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6797369B2 | Cemented carbide and cutting tool | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6878434B2 | Composite construction and manufacturing method thereof | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8171723B2 | Abnormality detection system and abnormality detection method for internal combustion engine | Emerging Cross-Sectional Technologies | 5 | Active |
| US7520274B2 | Air fuel ratio sensor deterioration determination system for compression ignition internal combustion engine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6756110B2 | Cutting tool | Emerging Cross-Sectional Technologies | 4 | Expired |
| US10050138B2 | Nitride semiconductor device | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.