Kazuo Minoura
70Patents
18h-index
48Co-inventors
84Inventor score
Filing activity: May 3, 1974 → Jun 7, 1995
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4872743A | Varifocal optical element | Electricity | 45 | Expired |
| US4314154A | Two-dimensional scanning device having compensation for scanned image strain | Electricity | 42 | Expired |
| US4390235A | Multibeam scanning apparatus provided with a function of changing magnification | Physics | 40 | Expired |
| US4729641A | Functional optical element having a non-flat planar interface with variable-index medium | Physics | 38 | Expired |
| US4179183A | Device for scanning a light beam at a constant speed | Physics | 37 | Expired |
| US4990771A | Scanning optical apparatus having focus position detector | Physics | 35 | Expired |
| US4318582A | Two-dimensional scanning apparatus | Electricity | 32 | Expired |
| US4256364A | Two-dimensional scanning optical system with distortion correction | Physics | 31 | Expired |
| US4379612A | Scanning optical system having a fall-down correcting function | Physics | 30 | Expired |
| US4253724A | Recording optical system | Electricity | 28 | Expired |
| US4787075A | Optical information recording medium and apparatus for recording/reproducing information using the same | Physics | 27 | Expired |
| US4447112A | Scanning optical system having a tilting correcting function | Physics | 26 | Expired |
| US4353617A | Optical system capable of continuously varying the diameter of a beam spot | Physics | 26 | Expired |
| US4800258A | Information recording-reproducing apparatus | Physics | 22 | Expired |
| US4585296A | Scanning optical system having a tilting correcting function | Physics | 21 | Expired |
| US4842396A | Light modulation element and light modulation apparatus | Physics | 21 | Expired |
| US4870633A | Apparatus for reproducing information recorded on a recording medium | Physics | 18 | Expired |
| US4848879A | Light modulating device | Physics | 18 | Expired |
| US5627670A | Scanning optical apparatus having beam scan controller | Electricity | 17 | Expired |
| US4523801A | Scanning optical system subjected to a moisture proof treatment | Physics | 17 | Expired |
| US4935916A | Apparatus for recording and reproducing information including energy storing means | Physics | 16 | Expired |
| US4947029A | Cleaning device for information recording medium | Physics | 15 | Expired |
| US5010534A | Optical information recording-reproducing apparatus | Physics | 15 | Expired |
| US4248495A | Projecting optical system with deflected optical axis maintained parallel to next optical axis | Electricity | 15 | Expired |
| US4329012A | Two-dimensional scanning device | Physics | 14 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.