Ulrich Hetzer
45Patents
12h-index
30Co-inventors
77Inventor score
Filing activity: Aug 2, 1995 → Dec 27, 2011
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5929877A | Method and arrangement for maintaining the nozzles of an ink print head clean by forming a solvent-enriched microclimate in an antechamber containing the nozzles | Performing Operations; Transporting | 97 | Expired |
| US8391666B2 | Wire-guiding element | Physics | 43 | Active |
| US8083551B2 | Plug-type connector | Electricity | 36 | Active |
| US8435083B2 | Plug-in connector | Electricity | 34 | Active |
| US5764258A | Print head with integrated pump | Performing Operations; Transporting | 29 | Expired |
| US5883648A | Arrangement for keeping the nozzles of an ink print head clean | Performing Operations; Transporting | 16 | Expired |
| USD463486S1 | Franking machine | General | 16 | Expired |
| US6907880B1 | Inhalation device | Human Necessities | 15 | Expired |
| US7933484B2 | Strain-relief device for cables and wire-guiding element | Physics | 15 | Active |
| US6456776B2 | Configuration for detecting mail items | Physics | 15 | Expired |
| US6625382B2 | Configuration for an optical device interface | Physics | 14 | Expired |
| US7401402B2 | Method for high-frequency tuning an electrical device, and a printed circuit board suitable therefor | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5940103A | Device for preventing re-use of a container for supplying ink | Performing Operations; Transporting | 12 | Expired |
| US5880448A | Electronic manual postage meter machine having a recharging and cleaning adapter | Physics | 11 | Expired |
| US7517255B2 | Pressure module | Electricity | 11 | Active |
| US5778347A | Arrangement for an electronic postage meter machine | Physics | 10 | Expired |
| US8040692B2 | Assembly device for line and plug connector elements | Electricity | 9 | Active |
| US8989548B2 | Connection box for glass fiber cables | Physics | 9 | Active |
| US7047221B1 | Method for piracy protection of an apparatus and arrangement for the implementation of the method | Physics | 7 | Expired |
| US5929884A | Device for preventing re-use of a container for supplying ink | Performing Operations; Transporting | 6 | Expired |
| US7914331B2 | Plug connector for telecommunications and data technology | Electricity | 5 | Active |
| US7798866B2 | Electrical plug-in connector | Electricity | 5 | Active |
| US6052139A | Thermal transfer printing device | Physics | 5 | Expired |
| US8509586B2 | Terminal box for fiberoptic cables and panel | Physics | 4 | Active |
| US7980882B2 | Electrical plug receiving connector | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.