Isamu Nakao
24Patents
7h-index
39Co-inventors
69Inventor score
Filing activity: Jul 20, 1977 → Nov 11, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5241520A | System and method of reproducing signals recorded on a magneto-optic recording medium | Physics | 36 | Expired |
| US5579294A | Magneto-optical medium and recording and/or reproducing apparatus thereof | Physics | 30 | Expired |
| US4135219A | Demagnetizer for a magnetic head of a recording-reproducing device | Physics | 17 | Expired |
| US5208799A | Magneto-optic recording method and magneto-optic recording/reproducing apparatus | Physics | 15 | Expired |
| US5265074A | Magneto-optical recording medium | Physics | 14 | Expired |
| US5283770A | Method of recording information on and reproducing information from magneto-optical recording medium | Physics | 11 | Expired |
| US10681259B2 | Imaging apparatus, imaging method, and imaging system | Physics | 8 | Active |
| US6579745B2 | Method for mounting chips on board using magnetic positioning | Emerging Cross-Sectional Technologies | 3 | Expired |
| US5230930A | Method of fabricating a high-density magnetooptic recording medium | Physics | 2 | Expired |
| US7718129B2 | Bioassay substrate and bioassay device and method | Physics | 1 | Expired |
| US10001653B2 | Spatial image display apparatus | Physics | 1 | Active |
| US10152953B2 | Information processing apparatus and information processing method | Physics | 1 | Active |
| US7273774B2 | Method for making thin-film semiconductor device | Electricity | 1 | Expired |
| US10574977B2 | Floating image display unit | Electricity | 1 | Active |
| US11231436B2 | Flow rate measuring method, flow rate measuring device, and program | Physics | 0 | Active |
| US10031023B2 | Speckle imaging device, speckle imaging system, and speckle imaging method | Physics | 0 | Active |
| US11025812B2 | Imaging apparatus, imaging method, and imaging system | Physics | 0 | Active |
| US9095260B2 | Measurement apparatus, measurement method, program and information processing apparatus | Human Necessities | 0 | Active |
| US6919007B2 | Apparatus for mounting chips | Emerging Cross-Sectional Technologies | 0 | Expired |
| US8618506B2 | Fluorescence life measuring apparatus, fluorescence life measuring method and program | Physics | 0 | Active |
| US10176787B2 | Information processing apparatus and information processing method for occlusion avoidance in tabletop displays | Physics | 0 | Active |
| US12313639B2 | Particle confirming method, particle trapping chip, and particle analyzing system | Physics | 0 | Active |
| US7335539B2 | Method for making thin-film semiconductor device | Electricity | 0 | Active |
| US7008045B2 | Liquid drop discharger, test chip processor, printer device, method of discharging liquid drop and printing method, method of processing test chip, method of producing organic electroluminescent panel, method of forming conductive pattern, and method of producing field emission display | Performing Operations; Transporting | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.