Yohei Hirota
24Patents
3h-index
34Co-inventors
63Inventor score
Filing activity: Jun 16, 1999 → Aug 12, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9574905B2 | Rotating field sensor and angle determination method using the same | Physics | 4 | Active |
| US6242133A | Hydrogen-absorbing alloy electrode for alkaline secondary battery and method of manufacture thereof | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6342318B1 | Hydrogen absorbing alloy electrode and process for producing same | Emerging Cross-Sectional Technologies | 3 | Expired |
| US10775195B2 | Rotation angle sensing device | Physics | 2 | Active |
| US6329100A | Hydrogen absorbing alloy electrode and process for producing same | Emerging Cross-Sectional Technologies | 2 | Expired |
| US9557191B2 | Rotating field sensor and angle determination method using the same | Physics | 1 | Active |
| US10386169B2 | Rotating field sensor | Physics | 1 | Active |
| US6482277B2 | Method of manufacturing hydrogen-absorbing alloy electrode | Emerging Cross-Sectional Technologies | 1 | Expired |
| US6270547A | Hydrogen absorbing alloy electrode and process for fabricating same | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7078126B2 | Method for production of hydrogen storage alloy for use in alkaline storage batteries | Emerging Cross-Sectional Technologies | 1 | Expired |
| US11088106B2 | Stack of electrical components and method of producing the same | Electricity | 1 | Active |
| US6508891B2 | Method of manufacturing hydrogen-absorbing alloy electrode | Emerging Cross-Sectional Technologies | 0 | Expired |
| US11009567B2 | Magnetic sensor and camera module | Physics | 0 | Active |
| US10082406B2 | Magnetic field detection apparatus and rotation detection apparatus | Physics | 0 | Active |
| US6576367B1 | Hydrogen storage alloy for use in alkaline storage batteries and method for production thereof | Emerging Cross-Sectional Technologies | 0 | Expired |
| US12429534B2 | Displacement detection apparatus, displacement detection system, park lock system, and pedal system | Physics | 0 | Active |
| US9069303B2 | Image processing apparatus, computer readable medium, and image processing method with dual heating modes | Electricity | 0 | Active |
| US11519978B2 | Magnetic sensor and camera module | Physics | 0 | Active |
| US10401195B2 | Magnet and displacement detection unit | Physics | 0 | Active |
| US10648787B2 | Rotating field sensor | Physics | 0 | Active |
| US6395424B1 | Hydrogen absorbing alloy for alkali storage battery, hydrogen absorbing alloy electrode for alkali storage battery, and alkali storage battery | Emerging Cross-Sectional Technologies | 0 | Expired |
| US9091984B2 | Image forming apparatus and computer readable medium | Electricity | 0 | Active |
| US8755703B2 | Image processing apparatus | Physics | 0 | Active |
| US11855035B2 | Stack of electrical components and method of producing the same | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.