Noboru Ito
54Patents
15h-index
78Co-inventors
87Inventor score
Filing activity: Nov 8, 1978 → Apr 23, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5703856A | Optical head and optical data recording and reproducing apparatus having the same | Physics | 78 | Expired |
| US5856041A | Sealed secondary cell | Emerging Cross-Sectional Technologies | 59 | Expired |
| US5532798A | Charging device having a plate electrode and a cleaning device for cleaning edges of the plate electrode | Physics | 51 | Expired |
| US5652500A | Charge control apparatus for battery pack which uses rate of change of battery temperature adjusted by correction factor | Emerging Cross-Sectional Technologies | 42 | Expired |
| US5675258A | Apparatus for detecting battery pack deterioration during discharge mode and method for inhibiting deterioration detection of a significantly drained battery pack during charging mode | Physics | 35 | Expired |
| US6020717A | Monitoring apparatus for a series assembly of battery modules | Emerging Cross-Sectional Technologies | 33 | Expired |
| US4600675A | Magnetic carrier for electrostatic latent image development | Physics | 30 | Expired |
| US5680030A | Condition managing system of storage battery for a movable body | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5912868A | Optical head for reproducing data from first and second optical disks | Physics | 23 | Expired |
| US5627816A | Multilayer optical disk and apparatus | Physics | 21 | Expired |
| US4635910A | Fluid-filled damper device | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US5563873A | Multilayer optical disk and apparatus | Physics | 18 | Expired |
| US5499090A | Image forming apparatus having a toner recycling mechanism | Physics | 15 | Expired |
| US5345072A | Focus detection device for reading information from an optical recording medium | Physics | 15 | Expired |
| US5347504A | Optical disk apparatus for optically recording or reproducing information on an optical recording medium | Physics | 15 | Expired |
| US4244291A | Printer with a fixed and an axially movable character ring | Performing Operations; Transporting | 13 | Expired |
| US5682583A | Developing device for mixing and supplying developer | Physics | 13 | Expired |
| US5418774A | Optical head system and its optical disc | Physics | 12 | Expired |
| US5430701A | Optical disk apparatus for optically recording or reproducing information on an optical recording medium | Physics | 12 | Expired |
| US6190573A | Extrusion-molded magnetic body comprising samarium-iron-nitrogen system magnetic particles | Electricity | 9 | Expired |
| US5768251A | Optical recording/reproducing apparatus for high density multilayered disks | Physics | 8 | Expired |
| US5758240A | Developing apparatus and image forming apparatus | Physics | 7 | Expired |
| US5440536A | Optical disk apparatus for producing information recorded on a recording track | Physics | 7 | Expired |
| US5688622A | Developing method | Physics | 7 | Expired |
| US5773163A | Sealed alkaline storage battery | Emerging Cross-Sectional Technologies | 6 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.