Ryo Ando
75Patents
21h-index
91Co-inventors
91Inventor score
Filing activity: Jun 13, 1972 → Dec 6, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5224087A | Apparatus for recording compressed digital information to an optical disc | Physics | 137 | Expired |
| US5243588A | Method and apparatus for reading digital data bursts comprising data clusters and cluster linking sectors | Physics | 107 | Expired |
| US5363362A | Apparatus for reproducing recorded data comprising interleaved clusters and cluster linking sectors | Physics | 88 | Expired |
| US5995802A | Image forming apparatus | Electricity | 66 | Expired |
| US5367510A | Disk recording/reproducing apparatus having the capability of recording an operator designated program sequence | Physics | 63 | Expired |
| US5003521A | Optical disk discriminating device | Physics | 53 | Expired |
| US5521900A | Disk having a lead-in region containing display data and an apparatus for recording and/or reproducing the disc | Physics | 52 | Expired |
| US5124963A | Method and apparatus for selectively changing archival information on an optical disk | Physics | 48 | Expired |
| US4862439A | Recording device that identifies recordable areas of a disk record | Physics | 42 | Expired |
| US5408478A | Apparatus for reproducing a recording with reduced error correction anomalies at linking portions | Physics | 41 | Expired |
| US5537387A | Information storage disk with display data recorded in a lead-in region and an apparatus for recording and/reproducing the disc | Physics | 40 | Expired |
| US6205104A | Recording/reproducing apparatus for compressed data | Physics | 38 | Expired |
| US5881346A | Image forming apparatus having rotational phase controller | Electricity | 34 | Expired |
| US5058096A | Disk recording/reproducing apparatus and disk recording/reproducing method | Physics | 33 | Expired |
| US5109369A | Optical disk drive | Physics | 32 | Expired |
| US5745451A | Disc recording and/or reproducing apparatus | Physics | 30 | Expired |
| US6088315A | Disc recording and/or reproducing apparatus and its motor drive control circuit | Physics | 23 | Expired |
| US5453607A | Photodetector for recording/reproducing apparatus for both read only and magneto-optical disk shaped recording medium | Physics | 23 | Expired |
| US5587771A | Image sampling and color shift correction system in multiple image forming apparatus | Physics | 23 | Expired |
| US4932016A | Apparatus and method of recording and reproducing data using a disk | Physics | 22 | Expired |
| US7083274B2 | Inkjet recording apparatus | Performing Operations; Transporting | 21 | Expired |
| US5012461A | Disk recording apparatus for re-establishing a recording mode at a desired address | Physics | 21 | Expired |
| US5373355A | Imperfect register correcting method to be carried out on a multicolor image forming apparatus | Physics | 20 | Expired |
| US5479387A | Optical head including multiple photo detectors for reading signals and error signals for servoing from both a read-only recording medium and a magneto-optical recording medium | Physics | 20 | Expired |
| US5805546A | Recording or reproducing apparatus having a spindle servo control linked to laser power control | Physics | 18 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.