Yuichiro Hashimoto
105Patents
11h-index
79Co-inventors
83Inventor score
Filing activity: Aug 28, 1998 → Oct 13, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6295860A | Explosive detection system and sample collecting device | Physics | 129 | Expired |
| US6840120B2 | Explosive detection system and sample collecting device | Physics | 26 | Expired |
| US6686592B1 | Mass spectrometer, mass spectrometry, and monitoring system | Physics | 21 | Expired |
| US7820961B2 | Mass spectrometer and method of mass spectrometry | Electricity | 20 | Active |
| US6423965B1 | Mass spectrometer | Electricity | 18 | Expired |
| US7064319B2 | Mass spectrometer | Electricity | 15 | Expired |
| US7474079B2 | Battery charger with backup charging circuit | Electricity | 14 | Active |
| US7718960B2 | Ion mobility spectrometer and ion-mobility-spectrometry/mass-spectrometry hybrid spectrometer | Physics | 13 | Active |
| US6631341B2 | Signal analyzing apparatus | Physics | 13 | Expired |
| US6571649B2 | Explosive detection system and sample collecting device | Physics | 12 | Expired |
| US9123516B2 | Multipole segments aligned in an offset manner in a mass spectrometer | Electricity | 12 | Active |
| US6852971B2 | Electric charge adjusting method, device therefor, and mass spectrometer | Electricity | 11 | Expired |
| US7265345B2 | Ion-mobility spectrometer and ion-mobility analysis method | Physics | 11 | Expired |
| US7381946B2 | Mass spectrometer | Electricity | 10 | Active |
| US6967323B2 | Mass spectrometer | Electricity | 10 | Expired |
| US7589321B2 | Reaction cell and mass spectrometer | Electricity | 10 | Active |
| US7378650B2 | Ion-mobility spectrometer and ion-mobility analysis method | Physics | 10 | Active |
| US7166835B2 | Mass spectrometer | Electricity | 9 | Expired |
| US7592589B2 | Method of mass spectrometry and mass spectrometer | Electricity | 9 | Active |
| US7208728B2 | Mass spectrometer | Electricity | 8 | Expired |
| US6194716A | Method for mass calibration | Electricity | 8 | Expired |
| US7608819B2 | Mass spectrometer | Electricity | 8 | Active |
| US10204773B2 | Ion guide and mass spectrometer using same | Electricity | 8 | Active |
| US6797949B2 | Mass spectrometer | Electricity | 8 | Expired |
| US6580067B1 | Sample analyzing monitor and combustion control system using the same | Physics | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.