Roland Schaffer
7Patents
3h-index
24Co-inventors
57Inventor score
Filing activity: May 26, 1994 → Sep 16, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7842269B2 | Pyrogenically prepared silicon dioxide compacted to give crusts | Chemistry; Metallurgy | 53 | Active |
| US6096173A | Method of producing hydrogen cyanide | Chemistry; Metallurgy | 16 | Expired |
| US5746347A | Method and apparatus for dispensing particles from a container | Performing Operations; Transporting | 6 | Expired |
| US5458264A | Device for emptying powdery substances from containers | Performing Operations; Transporting | 3 | Expired |
| US6860301B2 | Apparatus and process for filling large containers of different sizes and shapes | Performing Operations; Transporting | 2 | Expired |
| US12403539B2 | Standpipe recirculation systems for material removal machines | Performing Operations; Transporting | 0 | Active |
| US7717901B2 | Instrument for performing liposuction | Human Necessities | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.