Masatoshi Ichikawa
15Patents
7h-index
32Co-inventors
66Inventor score
Filing activity: Jul 12, 1989 → Jan 30, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6484229B1 | Magnetic disk apparatus | Physics | 48 | Expired |
| US4997539A | Method and apparatus for producing a magnetic recording medium | Physics | 20 | Expired |
| US7206832B2 | Method and system of managing an access to a storage system in a computer system | Physics | 13 | Expired |
| US6094728A | Independent error detection method/apparatus for a disk controller, and a disk controller device | Physics | 12 | Expired |
| US7082462B1 | Method and system of managing an access to a private logical unit of a storage system | Physics | 11 | Expired |
| US7552209B2 | Computer system managing an access to a storage system | Physics | 7 | Active |
| US6113461A | Grinding method utilizing grinding sharpness of grinding element | Performing Operations; Transporting | 7 | Expired |
| US7370104B2 | Computer system managing an access to a storage system | Physics | 3 | Active |
| US7657794B2 | Data storage device and error recovery method | Physics | 3 | Active |
| US6462466B1 | Color cathode ray tube with small neck diameter and large stem pin circle having sufficient number of conductive lead pin segments | Electricity | 2 | Expired |
| US10707514B2 | Redox flow battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US10727498B2 | Redox flow battery electrode, and redox flow battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US10680248B2 | Electrode material, electrode of redox flow battery, and redox flow battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US10790531B2 | Collector plate and redox flow battery | Emerging Cross-Sectional Technologies | 0 | Active |
| US10008232B2 | Recording medium, method of manufacturing fullerene thin film, recording reproducing apparatus, information recording method, and information reading method | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.