Takehide Ohno
29Patents
8h-index
21Co-inventors
75Inventor score
Filing activity: Feb 16, 1990 → Feb 7, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5828634A | Optical disk tracking method and device for producing a tracking error signal and a track crossing signal | Physics | 24 | Expired |
| US5128806A | Apparatus for driving optical system | Physics | 21 | Expired |
| US5777960A | Optical head device including fixed and movable deflection means | Physics | 20 | Expired |
| US5140572A | Optical pickup device having fixed and movable optical systems | Physics | 17 | Expired |
| US6532118B2 | Objective lens actuating device | Physics | 11 | Expired |
| US5303089A | Objective lens drive unit | Physics | 10 | Expired |
| US7643750B2 | Photographing apparatus with image-blur suppression mechanism | Physics | 8 | Active |
| US5351221A | Apparatus for applying bias magnetic field including a rotatable magnet and a plurality of coils for controlling the rotation of the magnet | Physics | 8 | Expired |
| US6639744B2 | Objective lens actuating device | Physics | 7 | Expired |
| US8780217B2 | Shake correcting system with slide mechanism which allows unit to be freely movable, lens barrel, imaging device and hand-held data terminal | Physics | 5 | Active |
| US7929849B2 | Image blur correction device and imaging apparatus equipped therewith | Physics | 5 | Active |
| US7352679B2 | Pickup drive unit and information playback apparatus including the same | Physics | 4 | Expired |
| US8964316B2 | Lens driver | Physics | 4 | Active |
| US7296277B2 | Disk rotation device | Physics | 3 | Expired |
| US7116610B2 | Optical disk device and tilt correction method | Physics | 3 | Expired |
| US7885523B2 | Image pickup apparatus | Electricity | 3 | Active |
| US7307929B2 | Method and apparatus for tilt correction and optical disk recorder/player using tilt correction technique | Physics | 2 | Expired |
| US8717691B2 | Lens barrel | Electricity | 1 | Active |
| US7187632B2 | Optical disk device and method of adjusting tilt control amount | Physics | 1 | Expired |
| US7327656B2 | Tilt correction method detecting tilt with same linear velocity as upon actually recording/reproducing at each radial position | Physics | 1 | Expired |
| US9726849B2 | Lead screw device, lens driver, lens barrel, and camera using the lead screw device | Physics | 1 | Active |
| US8670196B2 | Lens barrel | Electricity | 1 | Active |
| US8085306B2 | Imaging apparatus having a biasing part configured to generate a biasing force to bias a part of the image pickup device | Electricity | 0 | Active |
| US8200077B2 | Image blur correction device and imaging apparatus equipped therewith | Physics | 0 | Active |
| US10473882B2 | Lead screw device, lens driver, lens barrel, and camera using the lead screw device | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.