Naoki Tsumura
28Patents
6h-index
42Co-inventors
69Inventor score
Filing activity: Jan 21, 1988 → Mar 15, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5701497A | Telecommunication apparatus having a capability of translation | Electricity | 99 | Expired |
| US5077742A | Error-corrected facsimile communication control system | Electricity | 26 | Expired |
| US4989232A | Device for processing digital signal in audio-frequency bandwidth | Electricity | 13 | Expired |
| US4868852A | Facsimile machine having an output level adjusting function | Electricity | 11 | Expired |
| US7664904B2 | High speed serial switch fabric performing mapping of traffic classes onto virtual channels | Physics | 7 | Active |
| US8159749B2 | Antireflection coating and display device | Emerging Cross-Sectional Technologies | 7 | Active |
| US7698484B2 | Information processor configured to detect available space in a storage in another information processor | Physics | 5 | Active |
| US7007182B1 | Communication terminal and facsimile apparatus connected to an analog communication network and provided with a power management feature | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9190420B2 | Thin film transistor substrate and manufacturing method thereof | Electricity | 4 | Active |
| US9076875B2 | Thin film transistor substrate with pixel matrix | Electricity | 3 | Active |
| US7825515B2 | Semiconductor device, display device, and method of manufacturing semiconductor device | Electricity | 2 | Active |
| US9209203B2 | Active matrix substrate and method for manufacturing the same | Physics | 2 | Active |
| US9508750B2 | Thin film transistor substrate and method for manufacturing the same | Electricity | 2 | Active |
| US9343487B2 | Thin film transistor substrate and manufacturing method thereof | Electricity | 2 | Active |
| US9461077B2 | Active matrix substrate and method for manufacturing the same | Physics | 1 | Active |
| US9250363B2 | Display | Physics | 1 | Active |
| US9673232B2 | Thin-film transistor, active matrix substrate, method of manufacturing thin-film transistor, and method of manufacturing active matrix substrate | Electricity | 1 | Active |
| US9459380B2 | Display | Physics | 1 | Active |
| US9094826B2 | Wireless communication system and terminal-device authentication method in wireless communication system | Electricity | 0 | Active |
| US10050059B2 | Thin film transistor substrate and method for manufacturing the same | Electricity | 0 | Active |
| US8558248B2 | A1 alloy film, electronic device, and active matrix substrate for use in electrooptic display device | Emerging Cross-Sectional Technologies | 0 | Active |
| US8546804B2 | Semiconductor device including a region containing nitrogen at an interface and display device | Electricity | 0 | Active |
| US9910199B2 | Display | Physics | 0 | Active |
| US9929186B2 | Thin film transistor substrate and method for manufacturing the same | Electricity | 0 | Active |
| US9543329B2 | Thin film transistor substrate and method for manufacturing the same | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.