Ryutaro Watanabe
15Patents
3h-index
14Co-inventors
53Inventor score
Filing activity: Dec 14, 2005 → May 9, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US9189771B2 | Client apparatus, server apparatus, document management system, document management method, and medium storing program thereof | Physics | 11 | Active |
| US11178488B2 | Acoustic device | Electricity | 5 | Active |
| US8373876B2 | Document management system and method for controlling a document print operation | Physics | 4 | Active |
| US8346716B2 | Document management system | Physics | 3 | Active |
| US7853986B2 | Document distribution system and method | Physics | 3 | Active |
| US11159886B2 | Acoustic device | Electricity | 2 | Active |
| US8107126B2 | Document management apparatus and method applying print settings responsive to dragging and dropping document icon | Physics | 1 | Active |
| US11290835B2 | Acoustic processing apparatus, acoustic processing method, and program | Electricity | 1 | Active |
| US8339633B2 | Restricting print control until document data update | Physics | 0 | Active |
| US8225412B2 | Document verification method, document verification apparatus and storage medium | Electricity | 0 | Active |
| US7680792B2 | Document management system and document management method | Physics | 0 | Active |
| US11477556B2 | Sound collecting device | Electricity | 0 | Active |
| US8189226B2 | Preventing double input of scanned documents | Physics | 0 | Active |
| US10200370B2 | Apparatus, system, and method for authorizing a service | Electricity | 0 | Active |
| US8949274B2 | Data migration apparatus for mitigating data between document management systems | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.