Mitsuaki Oshima
352Patents
42h-index
124Co-inventors
93Inventor score
Filing activity: Jun 24, 1980 → Apr 9, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5761301A | Mark forming apparatus, method of forming laser mark on optical disk, reproducing apparatus, optical disk and method of producing optical disk | Physics | 169 | Expired |
| US6049651A | Communication system | Electricity | 166 | Expired |
| US4623930A | Camera apparatus | Physics | 165 | Expired |
| US6938162B1 | Optical disk, optical disk recording and reproducing apparatus, method for recording, reproducing and deleting data on optical disk, and information processing system | Physics | 144 | Expired |
| US5600672A | Communication system | Electricity | 137 | Expired |
| US6573819B1 | Optical disc for high resolution and three-dimensional image recording, optical disc reproducing device, and optical disc recording device | Electricity | 135 | Expired |
| US5062696A | Camera apparatus | Physics | 132 | Expired |
| US6081785A | Optical disk, optical recorder, optical reproducer, crytocommunication system and program license system | Physics | 125 | Expired |
| US7203158B2 | OFDM signal transmission system, portable terminal, and e-commerce system | Electricity | 125 | Expired |
| US5802241A | Communication system | Electricity | 122 | Expired |
| US6052465A | Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk | Physics | 110 | Expired |
| US5881038A | Method and apparatus for preventing illegal copy or illegal installation of information of optical recording medium | Physics | 106 | Expired |
| US5473584A | Recording and reproducing apparatus | Physics | 105 | Expired |
| US5805551A | Method and apparatus for preventing illegal copy or illegal installation of information of optical recording medium | Physics | 89 | Expired |
| US5999569A | Communication system | Electricity | 88 | Expired |
| US6266299A | Magneto-optical disk having write-once identification marks and method for recording thereof | Physics | 78 | Expired |
| US5892879A | Communication system for plural data streams | Electricity | 78 | Expired |
| US8922666B2 | Information communication method | Electricity | 74 | Active |
| US5807640A | Optical recording medium, reproducing system, method of reproducing optical disk, method of fabricating optical disk original record, and method of stopping illegal program operation | Emerging Cross-Sectional Technologies | 73 | Expired |
| US6574423B1 | High-resolution optical disk for recording stereoscopic video, optical disk reproducing device, and optical disk recording device | Electricity | 72 | Expired |
| US6256357A | Communication system | Electricity | 69 | Expired |
| US6925250B1 | Optical disc for recording high resolution and normal image, optical disc player, optical disc recorder, and playback control information generator | Electricity | 66 | Expired |
| US8823852B2 | Information communication method of obtaining information from a subject by demodulating data specified by a pattern of a bright line included in an obtained image | Electricity | 61 | Active |
| US8908074B2 | Information communication method | Electricity | 58 | Active |
| US9166810B2 | Information communication device of obtaining information by demodulating a bright line pattern included in an image | Electricity | 57 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.