Satoshi Itami
14Patents
8h-index
16Co-inventors
61Inventor score
Filing activity: Jan 25, 1993 → Dec 12, 2000
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5357431A | Character string retrieval system using index and unit for making the index | Emerging Cross-Sectional Technologies | 273 | Expired |
| US5418852A | Unauthorized use prevention method for optical disks, optical disk having unauthorized use prevention function, and optical disk apparatus | Physics | 121 | Expired |
| US5982886A | Unauthorized use preventing method for optical disks, optical disk having unauthorized use prevention function, and optical disk apparatus | Physics | 52 | Expired |
| US5875247A | System for decrypting encrypted software | Physics | 37 | Expired |
| US5617393A | Optical disk having an erased-state indicator and optical disk apparatus for reducing frequency of disk erasing operation | Physics | 27 | Expired |
| US5684785A | Optical disk and method of preventing fraudulent use of optical disk rotation synchronous control system | Physics | 23 | Expired |
| US6278984A | Software processing apparatus writing software to a medium only if identification information in the software corresponds to identification information in the medium | Physics | 14 | Expired |
| US5623462A | Optical information recording/reproducing apparatus | Physics | 12 | Expired |
| US5809300A | Removable storage medium and computer system using the same | Physics | 5 | Expired |
| US5777965A | Optical disk having an erased-state indicator and optical disk apparatus for reducing frequency of disk-erasing operations | Physics | 5 | Expired |
| US6011764A | Optical disk and optical disk apparatus | Physics | 5 | Expired |
| US5793725A | Optical information recording/reproducing apparatus having a composite prism with a plurality of emission surfaces | Physics | 4 | Expired |
| US6185166A | Optical information recording/reproducing apparatus | Physics | 3 | Expired |
| US6339564B2 | Optical information recording/reproducing apparatus | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.