Masahiro Mita
33Patents
10h-index
51Co-inventors
78Inventor score
Filing activity: Oct 25, 1993 → Mar 17, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5684352A | Permanent magnet field-type rotating machine | Electricity | 129 | Expired |
| US5821710A | Brushless motor having permanent magnets | Electricity | 56 | Expired |
| US5841212A | Permanent magnet field type rotating machine | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6169826A | Optical switch | Physics | 27 | Expired |
| US6104118A | Alternating current generator for use in vehicle | Electricity | 18 | Expired |
| US5495376A | Power loss actuated magnetic latch system for head-arm assembly | Physics | 17 | Expired |
| US5523911A | Minimum bearing load, high precision actuator arm with force couple actuation | Electricity | 14 | Expired |
| US6265800A | Diskette incorporating permanent magnet generator with reduced cogging torque and permanent magnet generator for use in diskette | Electricity | 13 | Expired |
| US7511679B2 | Antenna, and radio timepiece using the same, keyless entry system, and RFID system | Electricity | 10 | Expired |
| US8115479B2 | Rotation-angle-detecting apparatus, rotating machine, and rotation-angle-detecting method | Physics | 10 | Active |
| US7981359B2 | Rotor and process for manufacturing the same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7626301B2 | Electric rotating machine having permanent magnets and method of manufacturing teeth portions of the stator iron core | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7061439B1 | Antenna, watch provided with the antenna, and method of manufacturing the antenna | Electricity | 7 | Expired |
| US8039998B2 | Rotor for motor and method for producing the same | Electricity | 7 | Active |
| US8564283B2 | Rotation-angle-detecting apparatus, rotating machine and rotation-angle-detecting method | Physics | 7 | Active |
| US7463208B2 | Antenna, and radio-controlled timepiece, keyless entry system and RFID system | Electricity | 7 | Active |
| US6384502B1 | Diskette incorporating permanent magnet generator | Electricity | 5 | Expired |
| US6700247B2 | Thin type permanent magnet generator and diskette incorporating same | Electricity | 5 | Expired |
| US7906881B2 | Motor | Electricity | 5 | Expired |
| US8587295B2 | Angle detection apparatus and position detection apparatus | Physics | 4 | Active |
| US6462907B1 | Diskette incorporating a permanent magnet generator having a stator with magnetic pole teeth that are axially thinner than a permanent magnet that cooperates with the stator | Electricity | 3 | Expired |
| US8015500B2 | Data retrieval device with function for modifying retrieval condition classes | Physics | 3 | Active |
| US6313554A | Diskette incorporating permanent magnet generator with low leakage flux | Electricity | 3 | Expired |
| US9166464B2 | Magnetic gear device and holding member | Electricity | 3 | Active |
| US9729040B2 | Magnetic gear device having a plurality of magnetic bodies arranged in a particular configuration | Electricity | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.