Ryszard Kummerfeld
8Patents
6h-index
12Co-inventors
60Inventor score
Filing activity: Jun 27, 1991 → Feb 22, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5113897A | Height-adjustable supply unit for receiving working devices, especially medical devices | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5479958A | Supply unit for medical treatment instruments | Emerging Cross-Sectional Technologies | 16 | Expired |
| USD390968S | Ceiling-mounted supply unit for a medical workstation | General | 14 | Expired |
| US5288277A | Ceiling pivot arm with a threaded pivot bearing | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US6659415B2 | Ceiling mount for a medical light | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US7725967B2 | Patient bed for transporting and/or positioning a patient | Human Necessities | 8 | Active |
| US9314603B2 | Device for disinfecting wound treatment | Human Necessities | 2 | Active |
| US6185876A | Installation duct | Mechanical Engineering; Lighting; Heating | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.