Otto Olbrich
18Patents
11h-index
21Co-inventors
72Inventor score
Filing activity: Aug 31, 1976 → Jan 25, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4053975A | Method of making a self-supporting wire coil | Emerging Cross-Sectional Technologies | 125 | Expired |
| US4739425A | Magnetic disk memory comprising a membrane spring-braced bearing of a disk pack which is rotatably mounted at both ends | Physics | 46 | Expired |
| US6074304A | Detachable coupling means | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4672487A | Magnetic disk memory having a disk pack hub seated at both sides of a disk pack | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US6135446A | Aligning device | Physics | 28 | Expired |
| US6101364A | Printer or copier with two printing units and a method for the operation thereof | Physics | 22 | Expired |
| US4780777A | Hermetically sealed, two-sided bearing structure for a magnetic disk memory | Physics | 21 | Expired |
| US4910620A | Thermal compensation structure for a disk pack module | Physics | 19 | Expired |
| US6269237A | Printer with two printing units and pairs of transport rollers driven by step motors | Physics | 15 | Expired |
| US6212357A | Printer with two printing units | Physics | 14 | Expired |
| US6129349A | Reversing mechanism for sheet-like items | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6317581A | Printer with two printing units and method for its operation | Physics | 11 | Expired |
| US6382837B1 | Device and method for holding a drum in a printer or copier | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4689703A | Positioning device for a magnetic disk memory | Physics | 7 | Expired |
| US4703374A | Magnetic disk memory having a disk pack seated at both sides in resiliently-designed housing | Physics | 6 | Expired |
| US5987299A | Electrographic printer with adjustable corona device | Physics | 4 | Expired |
| US5937259A | Electrographic printer with compensation devices | Physics | 4 | Expired |
| US6293536A | Paper feeder for a single sheet printer | Performing Operations; Transporting | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.