Robert H. Krueger
17Patents
10h-index
14Co-inventors
69Inventor score
Filing activity: Nov 3, 1975 → Dec 2, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4402912A | Device to automatically add a controlled amount of corrosion inhibitor with a change in spring loading | Emerging Cross-Sectional Technologies | 73 | Expired |
| US4786220A | Cutting tool wear monitor | Emerging Cross-Sectional Technologies | 56 | Expired |
| US4125152A | Scale resistant heat transfer surfaces and a method for their preparation | Emerging Cross-Sectional Technologies | 43 | Expired |
| US4694686A | Cutting tool wear monitor | Emerging Cross-Sectional Technologies | 36 | Expired |
| US4333516A | Corrodible container for automatic addition of corrosion inhibitor to a coolant system | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4338959A | Device to automatically add a controlled amount of corrosion inhibitor in an engine cooling system | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4019992A | Corrosion inhibitors for absorption refrigeration systems | Emerging Cross-Sectional Technologies | 18 | Expired |
| US4357236A | Automatic addition of a corrosion inhibitor to a coolant system by osmotic pressure | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US7000823B2 | Fluxless brazing | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6913184B2 | Alloy composition and method for low temperature fluxless brazing | Emerging Cross-Sectional Technologies | 12 | Expired |
| US4338997A | Heat exchanger with bilayered metal end container for anticorrosive addition | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7451906B2 | Products for use in low temperature fluxless brazing | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7735718B2 | Layered products for fluxless brazing of substrates | Emerging Cross-Sectional Technologies | 6 | Active |
| US4333850A | Filled polymer composition for automatic addition of a corrosion inhibitor to a coolant system | Chemistry; Metallurgy | 6 | Expired |
| US6815086B2 | Methods for fluxless brazing | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4273744A | Device for automatic addition of a corrosion inhibitor to a coolant system | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US4599185A | Refrigerant additive and method for reducing corrosion in refrigeration systems | Chemistry; Metallurgy | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.