Dirk Umbach
13Patents
9h-index
14Co-inventors
65Inventor score
Filing activity: Apr 15, 1994 → May 9, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5513922A | Printer having a removable control panel | Performing Operations; Transporting | 101 | Expired |
| US5553952A | Reusable ink ribbon cassette for a label printer, the cassette being capable of accommodating ink ribbons having different widths | Performing Operations; Transporting | 85 | Expired |
| US5946637A | Base station with detachable charger for cordless phone systems | Emerging Cross-Sectional Technologies | 49 | Expired |
| US6347218B1 | Electronic device with housing supplement | Electricity | 45 | Expired |
| US5478159A | Printer such as a printer for printing self-adhesive labels having a clutch | Performing Operations; Transporting | 23 | Expired |
| US6487397B2 | Electronic device with housing supplement | Electricity | 12 | Expired |
| US5542769A | Printer such as a printer for printing self-adhesive labels having a ribbon drive | Performing Operations; Transporting | 11 | Expired |
| US7092520B2 | Radiotelephone | Electricity | 11 | Expired |
| US6978123B2 | Electronic device with housing supplement | Electricity | 10 | Expired |
| US7239700B2 | Radiotelephone | Electricity | 8 | Expired |
| USD375520S | Label printer such as for printing stick-on labels, barcode labels, and gummed labels, such as for application to retail goods | General | 7 | Expired |
| US5531532A | Printer and a printer with a fastening device for attaching a peripheral device to the printer | Performing Operations; Transporting | 6 | Expired |
| US7885403B2 | Radiotelephone | Electricity | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.