Takao Ban
34Patents
9h-index
28Co-inventors
75Inventor score
Filing activity: Apr 25, 1991 → May 24, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7319320B2 | Rotation angle detecting device | Physics | 44 | Expired |
| US5698778A | Throttle valve opening sensor | Emerging Cross-Sectional Technologies | 33 | Expired |
| US5209113A | Air flow meter | Physics | 18 | Expired |
| US7030608B2 | Rotational angle sensing device and assembling method thereof | Physics | 15 | Expired |
| US5581026A | Flow meter | Physics | 13 | Expired |
| US6619140B2 | Fluid flow meter having thermal flow sensor disposed in one of a plurality of fluid passages | Physics | 13 | Expired |
| US7661303B2 | Flow measuring device having heating resistor in inclined position with respect to the flow direction | Physics | 13 | Active |
| US5571964A | Flow meter | Physics | 13 | Expired |
| US5585748A | Voltage-frequency converter circuit with temperature compensation | Physics | 11 | Expired |
| US7148680B2 | Rotation angle detecting device including magnetic member with concave surface | Physics | 9 | Expired |
| US6862930B1 | Fluid flow amount measuring apparatus responsive to fluid flow in forward and reverse directions | Physics | 6 | Expired |
| US7437925B2 | Intake system having a flow detecting device including a pressure receiving surface at the outflow passage of the bypass | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US7378838B2 | Rotation angle detection device having magnetic flux alteration unit | Physics | 4 | Expired |
| US9383240B2 | Air flow measuring device | Physics | 4 | Active |
| US7221153B2 | Rotation angle detector | Physics | 4 | Expired |
| US7339371B2 | Rotation angle detector | Physics | 4 | Expired |
| US7233139B2 | Method and apparatus for sensing angle of rotation which compensates an output signal from a magnetic sensor element irrespective of the range of rotational angles of a target object | Physics | 4 | Expired |
| US8695409B2 | Air flow rate measuring apparatus | Physics | 3 | Active |
| US7034525B2 | Rotational angle detecting device | Physics | 3 | Expired |
| US8752424B2 | Flow measuring device | Physics | 3 | Active |
| US10429223B2 | Air flow rate measuring device with integrated sensor module | Physics | 2 | Active |
| US8844342B2 | Air flow measuring device | Physics | 2 | Active |
| US7472592B2 | Airflow meter | Physics | 2 | Active |
| US7612557B2 | Eddy current type sensor for detecting conductor | Physics | 2 | Active |
| US7696746B2 | Motion detecting apparatus | Mechanical Engineering; Lighting; Heating | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.