Hirotaka Nishizawa
77Patents
25h-index
69Co-inventors
91Inventor score
Filing activity: Apr 9, 1986 → Jul 14, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6555918B2 | Stacked semiconductor device including improved lead frame arrangement | Emerging Cross-Sectional Technologies | 157 | Expired |
| US6669487B1 | IC card | Electricity | 148 | Expired |
| US7296754B2 | IC card module | Electricity | 89 | Expired |
| US5910010A | Semiconductor integrated circuit device, and process and apparatus for manufacturing the same | Electricity | 81 | Expired |
| US6573567B1 | IC card | Emerging Cross-Sectional Technologies | 73 | Expired |
| USD552099S1 | Memory card | General | 71 | Expired |
| USD552098S1 | Memory card | General | 66 | Expired |
| US6252299A | Stacked semiconductor device including improved lead frame arrangement | Emerging Cross-Sectional Technologies | 65 | Expired |
| US6431456B1 | IC card | Emerging Cross-Sectional Technologies | 59 | Expired |
| US6945465B2 | Integrated circuit card having staggered sequences of connector terminals | Electricity | 56 | Expired |
| US6492727B2 | Semiconductor device | Electricity | 38 | Expired |
| USD581932S1 | Memory card | General | 37 | Expired |
| US6433421B1 | Semiconductor device | Electricity | 37 | Expired |
| US7291903B2 | Memory card | Emerging Cross-Sectional Technologies | 36 | Expired |
| US7234644B2 | IC card | Electricity | 36 | Expired |
| US7552876B2 | IC card | Electricity | 36 | Active |
| USD504433S1 | Memory card | General | 35 | Expired |
| US7427032B2 | Adapter for a memory card and a memory card | Electricity | 34 | Active |
| US7382045B2 | IC card and method of manufacturing the same | Electricity | 32 | Active |
| USD556764S1 | Memory card | General | 31 | Expired |
| US4729965A | Method of forming extrinsic base by diffusion from polysilicon/silicide source and emitter by lithography | Emerging Cross-Sectional Technologies | 31 | Expired |
| US5018000A | Semiconductor device using MIS capacitor | Electricity | 29 | Expired |
| US7055757B2 | IC card | Electricity | 28 | Expired |
| US7325746B2 | Memory card and semiconductor device | Physics | 26 | Expired |
| US7341198B2 | IC card and a method of manufacturing the same | Electricity | 25 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.