Daisuke Matsubara
48Patents
7h-index
57Co-inventors
68Inventor score
Filing activity: Mar 22, 2001 → May 7, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7769881B2 | Method and apparatus for peer-to peer access | Electricity | 61 | Expired |
| US7574488B2 | Method and apparatus for peer-to-peer file sharing | Physics | 52 | Expired |
| US7277896B2 | File sharing system and client apparatus | Emerging Cross-Sectional Technologies | 31 | Expired |
| US8856584B2 | Transport control server that modifies routing information | Electricity | 22 | Active |
| US6603165B2 | Semiconductor device and method for fabricating the same | Electricity | 17 | Expired |
| US9189680B2 | Authentication system | Physics | 12 | Active |
| US7215640B2 | Method and apparatus for path configuration in networks | Electricity | 7 | Expired |
| US8306281B2 | Human image retrieval system | Physics | 5 | Active |
| US7467190B2 | Method and apparatus for alert distribution and archive sharing | Electricity | 4 | Active |
| US6897509B2 | Semiconductor device with a capacitor having upper and lower shield layers | Electricity | 4 | Expired |
| US10491863B2 | Video surveillance system and video surveillance device | Physics | 3 | Active |
| US8811149B2 | Transport control server, transport control system, and backup path setting method | Electricity | 3 | Active |
| US10460187B2 | Biometric authentication device and system | Physics | 3 | Active |
| US8438215B2 | Content delivery system, cache server, and cache control server | Electricity | 3 | Active |
| US9241138B2 | Image monitoring apparatus, image monitoring system, and image monitoring system configuration method | Electricity | 2 | Active |
| US7761547B2 | Network system performing application control based on context information | Electricity | 2 | Active |
| US8272062B2 | Content control system | Electricity | 2 | Active |
| US9203702B2 | Path calculation method | Electricity | 2 | Active |
| US9948751B2 | Computer system, data output method, and computer program | Electricity | 2 | Active |
| US8547850B2 | Transport control server, network system and aggregated path setting method | Electricity | 2 | Active |
| US7457239B2 | Method and apparatus for providing a quality of service path through networks | Electricity | 2 | Expired |
| US8620037B2 | Human image retrieval system | Physics | 1 | Active |
| US8018799B2 | Optical pickup device and optical disc device | Physics | 1 | Active |
| US11308158B2 | Information processing system, method for controlling information processing system, and storage medium | Physics | 1 | Active |
| US10602312B2 | Content delivery system, content delivery server, in-vehicle terminal, content delivery method | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.