Kei Tanabe
47Patents
8h-index
27Co-inventors
75Inventor score
Filing activity: Mar 20, 1996 → Apr 3, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5715324A | Speaker having magnetic circuit | Electricity | 37 | Expired |
| US7142221B2 | Display drive control device and electric device including display device | Physics | 31 | Expired |
| US5909499A | Speaker with magnetic structure for damping coil displacement | Electricity | 21 | Expired |
| US5937076A | Magnetic drive apparatus and method for manufacturing coil that forms the apparatus | Electricity | 16 | Expired |
| USD865719S1 | Speaker | General | 12 | Active |
| US9479873B2 | Speaker apparatus | Electricity | 11 | Active |
| US8520885B2 | Composite speaker | Electricity | 11 | Active |
| US7317461B2 | Display drive control device and electric device including display device | Physics | 9 | Expired |
| US8907962B2 | Display system with display panel and display controller and driver having moving picture interface | Physics | 6 | Active |
| US6829366B2 | Magnetic circuit and loudspeaker using the same | Electricity | 6 | Expired |
| US9591388B2 | In-car audio system | Electricity | 5 | Active |
| US6158109A | Coil manufacturing method using ring shaped spacer | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8164331B2 | Magnetic field measurement method and magnetic sensor | Physics | 4 | Active |
| US8325967B2 | Speaker apparatus | Electricity | 4 | Active |
| US5778086A | Electronic device connection terminal | Electricity | 3 | Expired |
| US7768492B2 | Display drive control circuit | Physics | 3 | Active |
| US8542864B2 | Speaker device | Electricity | 2 | Active |
| US8582799B2 | Speaker device | Electricity | 2 | Active |
| US8106897B2 | Display drive control device and electric device including display device | Physics | 1 | Active |
| US7176870B2 | Display drive control circuit | Physics | 1 | Expired |
| US11022660B2 | Magnetic sensor including a magnetic member offset from a magnetoresistive effect element | Physics | 1 | Active |
| US9983273B2 | Magnetic field detecting sensor and magnetic field detecting apparatus using the same | Physics | 1 | Active |
| US10250970B2 | Acoustic apparatus | Electricity | 1 | Active |
| US11269024B2 | Magnetic sensor | Emerging Cross-Sectional Technologies | 1 | Active |
| US11703491B2 | Sensor module | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.