Robert Schaefer
4Patents
3h-index
2Co-inventors
40Inventor score
Filing activity: Oct 23, 1998 → Nov 21, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6330622A | Direct processor access via an external multi-purpose interface | Physics | 64 | Expired |
| US8481798B2 | Feedback and feedforward closed loop purity and recovery control | Performing Operations; Transporting | 5 | Active |
| US6487610B2 | Direct processor access via an external multi-purpose interface | Physics | 4 | Expired |
| US9026252B2 | Extractive distillation controls | Chemistry; Metallurgy | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.