Hiroshi Sukegawa
106Patents
18h-index
75Co-inventors
89Inventor score
Filing activity: Oct 6, 1993 → Mar 14, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5603001A | Semiconductor disk system having a plurality of flash memories | Physics | 387 | Expired |
| US5860083A | Data storage system having flash memory and disk drive | Physics | 250 | Expired |
| US5572466A | Flash memory chips | Physics | 188 | Expired |
| US5559956A | Storage system with a flash memory module | Physics | 170 | Expired |
| US6446177B1 | Memory system | Physics | 89 | Expired |
| US5812814A | Alternative flash EEPROM semiconductor memory system | Physics | 83 | Expired |
| US5673383A | Storage system with a flash memory module | Physics | 81 | Expired |
| US6882741B2 | Facial image recognition apparatus | Physics | 59 | Expired |
| US7120278B2 | Person recognition apparatus | Physics | 59 | Expired |
| US7257032B2 | Method of writing data to a semiconductor memory device | Physics | 48 | Expired |
| US6834322B2 | Nonvolatile semiconductor memory device having plural memory circuits selectively controlled by a master chip enable terminal or an input command and outputting a pass/fail result | Physics | 39 | Expired |
| US6868007B2 | Semiconductor memory system with a data copying function and a data copy method for the same | Physics | 29 | Expired |
| US7394691B2 | Semiconductor memory device which prevents destruction of data | Physics | 29 | Active |
| US8902657B2 | Semiconductor memory device and controller | Electricity | 29 | Active |
| US7069370B2 | USB memory storage apparatus with integrated circuit in a connector | Electricity | 28 | Expired |
| US5557767A | Disk control system using identification codes for retrieving related data for storage in a read ahead cache | Physics | 27 | Expired |
| US7516371B2 | ECC control apparatus | Physics | 23 | Expired |
| US7711889B2 | Nonvolatile memory system, and data read/write method for nonvolatile memory system | Physics | 22 | Active |
| US7266224B2 | Person recognizing apparatus, person recognizing method and passage controller | Physics | 18 | Expired |
| US9799406B2 | Memory system | Electricity | 18 | Active |
| US7454041B2 | Person recognition apparatus | Physics | 17 | Active |
| US9391087B2 | Nonvolatile semiconductor memory device | Electricity | 17 | Active |
| US7006672B2 | Entrance management apparatus and entrance management method | Physics | 16 | Expired |
| US7656711B2 | Semiconductor memory system including a plurality of semiconductor memory devices | Physics | 15 | Active |
| US9183000B2 | Memory system | Electricity | 13 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.