Tomohiro Ikegami
14Patents
6h-index
15Co-inventors
59Inventor score
Filing activity: Dec 16, 1997 → Nov 14, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6243240A | Non-contact type transmission device and rotary magnetic head unit having the non-contact type transmission device | Physics | 27 | Expired |
| US6304397A | Magnetic recording/reproducing apparatus with rotary drum with magnetoresistance head for transducing DC-free code signals | Physics | 14 | Expired |
| US7636219B2 | Magnetic recording and reproducing apparatus and magnetic recording and reproducing method | Physics | 10 | Active |
| US7813066B2 | Magnetic recording and reproduction method, recording apparatus, reproduction apparatus and magnetic recording medium | Physics | 9 | Active |
| US6429992B1 | Non-contact type transmission device and rotary magnetic head unit having the non-contact type transmission device and a bias current control section | Physics | 6 | Expired |
| US6297631A | Magnetic signal reproducing method and apparatus using magneto-resistive effect element with increased sense current | Emerging Cross-Sectional Technologies | 6 | Expired |
| US6356403B2 | Rotary magnetic head apparatus having reproduction signal wiring, power-supply wiring and recording signal wiring sections in a rotor and a stator arranged in a predetermined manner | Physics | 2 | Expired |
| US6813109B2 | Rotary magnetic head apparatus for performing reproduction operations using a plurality of reproduction heads without depending on the arrangement of the recording tracks | Physics | 1 | Expired |
| US9855514B2 | Method and apparatus for producing halohydantoin compound, recycling method, and halohydantoin compound | Chemistry; Metallurgy | 0 | Active |
| US10092853B2 | Apparatus for producing halohydantoin compound | Chemistry; Metallurgy | 0 | Active |
| US9962624B2 | Recycling method | Chemistry; Metallurgy | 0 | Active |
| US7586705B2 | Magnetic recording/reproducing apparatus and magnetic recording/reproducing method | Physics | 0 | Active |
| US9834517B2 | Method for producing halohydantoin compound and halohydantoin compound | Chemistry; Metallurgy | 0 | Active |
| US6229662A | Magnetic recording/reproducing apparatus and magnetic tape | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.