Walter Klein
14Patents
6h-index
9Co-inventors
59Inventor score
Filing activity: Sep 1, 1967 → May 23, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4528597A | Television set | Electricity | 48 | Expired |
| US5164079A | Filtering apparatus for separating solid and suspended matter from a liquid | Performing Operations; Transporting | 36 | Expired |
| US5453194A | Back-flushing filter device for the filtration of highly viscous liquids | Performing Operations; Transporting | 20 | Expired |
| US4565212A | Device for the step-wise pressure release on the expansion of, in particular hot, gases | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4009945A | Microscope objective | Physics | 7 | Expired |
| US7950871B2 | Vehicle restraint system | Fixed Constructions | 6 | Active |
| US4181436A | Microscope scanning accessory for a photometer | Physics | 5 | Expired |
| US5330642A | Method of filtering cellulose acetate solutions as well as a plant for carrying out the method | Performing Operations; Transporting | 4 | Expired |
| US7604221B2 | Guardrail run | Fixed Constructions | 4 | Active |
| US4022572A | Hot-blast furnace with foamed silicate inner layer | Chemistry; Metallurgy | 2 | Expired |
| US4977115A | Thixotropic refractory material and a process and apparatus for lining metallurgical vessels with this material by a vibration method | Chemistry; Metallurgy | 2 | Expired |
| US8925902B2 | Vehicle restraint system with weighting body | Fixed Constructions | 2 | Active |
| US11591700B2 | Electrolyzers for the reduction of carbon dioxide to formate | Emerging Cross-Sectional Technologies | 0 | Active |
| US11733190B2 | Method and system for measurement of impedance of electrochemical devices | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.