Stefan Beier
12Patents
9h-index
16Co-inventors
69Inventor score
Filing activity: Jan 25, 1977 → Jun 4, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7258546B2 | Medical or dental instrument and/or supply unit and/or care unit and/or system for the medical or dental instrument | Human Necessities | 1,486 | Expired |
| US4382786A | Dental handpieces with supplied operating media | Human Necessities | 139 | Expired |
| US4549124A | Circuit arrangement for controlling the action of an adjusting device, in particular for a patient chair | Physics | 39 | Expired |
| US4180812A | Dental treatment apparatus | Emerging Cross-Sectional Technologies | 29 | Expired |
| US4305126A | Dental treatment installation | Human Necessities | 22 | Expired |
| US4383167A | Drive control circuit for dental treatment instruments | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4571182A | Arrangement for carrying dental implements | Human Necessities | 13 | Expired |
| US4571681A | Switching arrangement for the control of the control elements of a dental treatment location | Physics | 11 | Expired |
| US4479182A | Dental treatment apparatus | Human Necessities | 9 | Expired |
| US4151647A | Dental units | Human Necessities | 7 | Expired |
| US4446456A | Dental treatment apparatus | Physics | 7 | Expired |
| US4317112A | Arrangement for determining the removal of work tools and/or drive elements from receiving locations, particularly for a dental treatment location | Human Necessities | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.