Mitsuhiro Izumi
34Patents
8h-index
42Co-inventors
75Inventor score
Filing activity: Mar 13, 1998 → Apr 21, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6323642A | Detector for determining rotational speed and position for an internal combustion engine | Electricity | 26 | Expired |
| US6008965A | Disk drive with rectification wall for circulation filter and filter unit therefor | Physics | 26 | Expired |
| US8834044B2 | Interchangeable lens | Physics | 25 | Active |
| US6487038B1 | Recording disk drive and method of assembling the same | Physics | 23 | Expired |
| US6466400B1 | Magnetic disk drive capable of reducing noise at starting utilizing conjoining, damped washers to support shafts in the disk drive | Physics | 18 | Expired |
| US6992864B2 | Flexible printed circuit board unit contributing to reliable soldering and suppression of increased temperature | Electricity | 17 | Expired |
| US6504674B2 | Recording disk apparatus and clamp therefor | Physics | 10 | Expired |
| US6757131B1 | Magnetic disk apparatus | Physics | 8 | Expired |
| US7495866B2 | Recording disk drive capable of suppressing vibration of flexible printed circuit board | Electricity | 6 | Expired |
| US7414815B2 | Magnetic head actuator with centered deviation | Physics | 5 | Active |
| US7451640B2 | Smoldering determination method of internal combustion engine | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7139154B2 | Disc drive actuator assembly with trunk flexible printed circuit board damping configuration | Electricity | 4 | Expired |
| US10241349B2 | Image stabilization apparatus, lens apparatus, and imaging apparatus | Electricity | 3 | Active |
| US7448253B2 | Combustion state determination method of internal combustion engine | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7971571B2 | Operation control method on the basis of ion current in internal combustion engine | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7167338B2 | Magnetic disk apparatus | Physics | 2 | Expired |
| US9513462B2 | Lens barrel and imaging apparatus | Physics | 1 | Active |
| US7746079B2 | Ion current detecting apparatus for internal combustion engine | Physics | 1 | Active |
| US6659081B2 | Arrangement for mounting a sparkplug of an internal combustion engine | Electricity | 1 | Expired |
| US11898528B2 | Ignition device | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US8531582B2 | Imaging apparatus and method for controlling imaging apparatus | Electricity | 0 | Active |
| US11487188B2 | Optical apparatus and image pickup apparatus having a mechanism that extends distal end in optical axis direction | Physics | 0 | Active |
| US8867152B2 | Optical barrel and optical apparatus | Physics | 0 | Active |
| US7453046B2 | Recording disk drive capable of suppressing vibration of flexible printed circuit board | Electricity | 0 | Active |
| US12104790B2 | Ammonia combustion method and ammonia combustion system | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.