Katsuhiko Nagasaki
24Patents
15h-index
20Co-inventors
81Inventor score
Filing activity: May 25, 1984 → Jul 2, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5781662A | Information processing apparatus and method therefor | Physics | 118 | Expired |
| US5657459A | Data input pen-based information processing apparatus | Electricity | 111 | Expired |
| US5828568A | Information processing apparatus, processing method thereof, and power supply control method therefor | Emerging Cross-Sectional Technologies | 85 | Expired |
| US6606662B2 | Portable terminal apparatus and communication method thereof | Electricity | 84 | Expired |
| US5936619A | Information processor | Physics | 76 | Expired |
| US6323839A | Pointed-position detecting apparatus and method | Physics | 74 | Expired |
| US5814972A | Electronic apparatus having multiple loads, driven by plural batteries | Electricity | 72 | Expired |
| US5644653A | Information processing apparatus and control method thereof having user character recognition | Physics | 70 | Expired |
| US5982928A | Character recognizing apparatus and method of controlling the same | Physics | 60 | Expired |
| US6278445A | Coordinate input device and method having first and second sampling devices which sample input data at staggered intervals | Physics | 55 | Expired |
| US6310662A | Display method and apparatus having distortion correction | Electricity | 53 | Expired |
| US6963349B1 | Information processing apparatus, control method therefor, and computer-readable memory | Emerging Cross-Sectional Technologies | 43 | Expired |
| US4630612A | Ultrasonic diagnostic apparatus | Physics | 41 | Expired |
| US6300933A | Electronic apparatus and a control method thereof | Physics | 35 | Expired |
| US5526161A | Communication control method and apparatus | Electricity | 29 | Expired |
| US5517608A | Communication apparatus and method | Electricity | 13 | Expired |
| US6031634A | Image information transmitting method and apparatus | Electricity | 8 | Expired |
| US5600228A | Power managing apparatus and method | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6346873B1 | Power saving in a contention and polling system communication system | Electricity | 8 | Expired |
| US5974191A | Image processing apparatus and method | Physics | 6 | Expired |
| US7305102B2 | Information processing apparatus capable of displaying maps and position displaying method | Physics | 5 | Expired |
| US5598150A | Polling communication system | Electricity | 4 | Expired |
| US8774605B2 | Display processing apparatus, control method therefor, and display processing system | Electricity | 1 | Active |
| US8368804B2 | Imaging control apparatus, imaging control method, and computer-readable storage medium | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.