Robert Schaefer
20Patents
7h-index
16Co-inventors
66Inventor score
Filing activity: Oct 15, 1991 → Jun 6, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5273545A | Endoscopic cannula with tricuspid leaf valve | Emerging Cross-Sectional Technologies | 194 | Expired |
| US5437646A | Cannula reducer | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5908379A | Urethral cap | Emerging Cross-Sectional Technologies | 35 | Expired |
| USD445495S | Uterine sampler | General | 27 | Expired |
| USD396284S | Female incontinence device | General | 14 | Expired |
| US11648692B2 | Personal care product docking system | Electricity | 9 | Active |
| US11648693B2 | Personal care product docking system | Electricity | 9 | Active |
| USD994880S1 | Medical device housing | General | 5 | Active |
| US11025093B2 | Personal care product system with flux guiding members | Electricity | 4 | Active |
| US10688674B2 | Personal care product handle | Electricity | 4 | Active |
| USD1035868S1 | Medical device housing | General | 4 | Active |
| US10543016B2 | Surgical introducer with guidance system receptacle | Human Necessities | 2 | Active |
| USD994879S1 | Medical device housing | General | 2 | Active |
| USD995764S1 | Medical device housing | General | 1 | Active |
| US10376258B2 | Surgical introducer with guidance system receptacle | Human Necessities | 1 | Active |
| US11045182B2 | Surgical introducer with guidance system receptacle | Human Necessities | 0 | Active |
| USD1090829S1 | Medical device housing | General | 0 | Active |
| US10035273B2 | Electric appliance for personal care | Electricity | 0 | Active |
| US11517347B2 | Surgical introducer with guidance system receptacle | Human Necessities | 0 | Active |
| US11476708B2 | Personal care product docking system with flux guiding members | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.