Keisuke Tsujikawa
9Patents
2h-index
8Co-inventors
40Inventor score
Filing activity: Apr 21, 2005 → Sep 18, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7331208B2 | Die cushion controller | Physics | 8 | Expired |
| US7659681B2 | Numerical controller | Physics | 3 | Active |
| US7301297B2 | Synchronous control device | Physics | 1 | Expired |
| US10444731B2 | Controller and machine learning device | Physics | 1 | Active |
| US10621320B2 | Operator identification system | Emerging Cross-Sectional Technologies | 0 | Active |
| US11256226B2 | Servomotor control device with counterforce command calculation | Physics | 0 | Active |
| US10802476B2 | Numerical controller with learned pressure estimation | Physics | 0 | Active |
| US10572643B2 | Operator identification system | General | 0 | Revoked |
| US11565491B2 | Control apparatus of machine tool for processing object to be processed on die cushion | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.