Andreas Dickhoff
25Patents
8h-index
22Co-inventors
75Inventor score
Filing activity: Mar 4, 1994 → Oct 29, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6108504A | Corona wire replenishing mechanism | Electricity | 16 | Expired |
| US5980444A | Apparatus and method for Z-folding sheets | Performing Operations; Transporting | 15 | Expired |
| US6142466A | Apparatus for stacked depositing and alignment of individually delivered sheets | Performing Operations; Transporting | 15 | Expired |
| US6259873A | Cantilever drum mount for document printer/copier | Physics | 12 | Expired |
| US6549745B2 | Method and apparatus for controlling overdrive in a frictionally driven system including a conformable member | Physics | 11 | Expired |
| US6615722B2 | Replaceable cylinder element including cylindrical sleeve and end members having complementary centering faces | Performing Operations; Transporting | 10 | Expired |
| US5996876A | Stapling device | Performing Operations; Transporting | 9 | Expired |
| US5438888A | Device for compensating pitch errors in worm gears | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6668154B2 | Device for charging and discharging of printing media in printing presses and copiers | Physics | 5 | Expired |
| US8905067B2 | Valve module | Emerging Cross-Sectional Technologies | 5 | Active |
| US5992842A | Apparatus for transporting sheet-like material | Performing Operations; Transporting | 5 | Expired |
| US6303933A | Apparatus and method of attaching corona wire to corona charger housing | Physics | 5 | Expired |
| US6511063B1 | Apparatus for transporting and delivering individual sheets | Performing Operations; Transporting | 5 | Expired |
| US9528617B2 | Piezoelectric actuated fluid valve | Emerging Cross-Sectional Technologies | 4 | Active |
| US6294782A | Corona charger with a serpentine strung corona wire | Physics | 3 | Expired |
| US5921455A | Stapling device | Performing Operations; Transporting | 3 | Expired |
| US6328250A | Method of mounting corona wire a corona charger housing of an electrophotographic apparatus and an apparatus for mounting corona wires | Electricity | 3 | Expired |
| US6831818B2 | Current regulated voltage limited high voltage power supply for corona charger | Electricity | 2 | Expired |
| US9441758B2 | Valve device, valve assembly and method for calibrating a valve assembly | Emerging Cross-Sectional Technologies | 1 | Active |
| US7227735B2 | Current regulated, voltage limited, AC power supply with DC offset for corona chargers | Physics | 1 | Expired |
| US5889754A | Magazine with a plurality of disk drawers | Physics | 1 | Expired |
| US6625407B2 | Cantilever drum mount for document printer/copier | Physics | 1 | Expired |
| US10428846B2 | Fluid control device and method for operating a fluid control device | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US6735411B2 | Compliant intermediate transfer roller with flexible mount | Physics | 0 | Expired |
| US9683672B2 | Fluid valve | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.