Horst Klein
17Patents
6h-index
10Co-inventors
63Inventor score
Filing activity: Nov 30, 1983 → Jan 17, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4506400A | Electrically operated toothbrush | Emerging Cross-Sectional Technologies | 41 | Expired |
| US4617695A | Toothbrush | Human Necessities | 23 | Expired |
| US5230404A | Erection scaffolding which is movable in an elevator shaft for the mounting of shaft equipment | Performing Operations; Transporting | 20 | Expired |
| US4762373A | Process for rounding the bristle tips of toothbrushes and toothbrushes prepared by this process | Human Necessities | 17 | Expired |
| USD694266S1 | Pump impeller | General | 11 | Active |
| US7417506B2 | Amplifier having switchable negative feedback | Electricity | 7 | Expired |
| US4793332A | Handle for a mouth wash device | Human Necessities | 6 | Expired |
| US4865166A | Assembly and disassembly system with a spring retaining member for a brake actuation unit | Performing Operations; Transporting | 3 | Expired |
| US4833975A | Integrated manual brake device | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US4785717A | Brake actuation unit with slack adjustment | Performing Operations; Transporting | 3 | Expired |
| US4942945A | Brake cylinder | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US7460841B2 | Circuit arrangement and method for compensating for abrupt signal level changes in amplification devices | Electricity | 1 | Active |
| US5228753A | Process for producing bristle materials | Performing Operations; Transporting | 0 | Expired |
| US8063668B2 | Output stage, amplifier control loop and use of the output stage | Electricity | 0 | Active |
| US12025145B2 | Method for manufacturing a propeller for a propeller pump, and propeller for a propeller pump | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10330119B2 | Method for the positioning of a cover disk of a pump and pump | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10495092B2 | Pump for conveying waste water as well as impeller and base plate for such a pump | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.