Eiji Yoshida
4Patents
0Active
4Granted
26Portfolio score
Filing activity: May 23, 2003 → Feb 8, 2006
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7287670B2 | Device unit, and system for fluid extraction | Performing Operations; Transporting | 10 | Expired |
| US7032364B2 | Plug replacing device and plug replacing method | Performing Operations; Transporting | 5 | Expired |
| US7299601B2 | Device for exchanging a bottle closure | Performing Operations; Transporting | 4 | Expired |
| US7428964B2 | Chain cover and slat conveyor using the same | Performing Operations; Transporting | 3 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.