Klaus Witt
47Patents
12h-index
31Co-inventors
81Inventor score
Filing activity: Oct 26, 1992 → May 17, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5571410A | Fully integrated miniaturized planar liquid sample handling and analysis device | Physics | 561 | Expired |
| US5641400A | Use of temperature control devices in miniaturized planar column devices and miniaturized total analysis systems | Physics | 216 | Expired |
| US6033628A | Miniaturized planar columns for use in a liquid phase separation apparatus | Emerging Cross-Sectional Technologies | 95 | Expired |
| US5658413A | Miniaturized planar columns in novel support media for liquid phase analysis | Emerging Cross-Sectional Technologies | 93 | Expired |
| US5645702A | Low voltage miniaturized column analytical apparatus and method | Physics | 83 | Expired |
| USRE36350E | Fully integrated miniaturized planar liquid sample handling and analysis device | General | 72 | Expired |
| US6264892A | Miniaturized planar columns for use in a liquid phase separation apparatus | Emerging Cross-Sectional Technologies | 42 | Expired |
| US5804022A | Method for making miniaturized planar columns in novel support media for liquid phase analysis | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5882571A | Method for making miniaturized planar columns in novel support media for liquid phase analysis | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7243670B2 | Microfluidic system | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5424037A | Apparatus for handling liquid vials in an analytical device | Physics | 20 | Expired |
| US8511889B2 | Flow distribution mixer | Physics | 15 | Active |
| US5238557A | Apparatus for controlling the temperature of the mobile phase in a fluid chromatograph | Physics | 12 | Expired |
| US6859050B2 | High frequency contactless heating with temperature and/or conductivity monitoring | Electricity | 11 | Expired |
| US5358613A | Method and apparatus for injecting liquid into a capillary tube | Physics | 11 | Expired |
| US7670480B2 | Solvent supply with correction of piston movement | Emerging Cross-Sectional Technologies | 7 | Active |
| US9791107B2 | Packet-wise proportioning followed by immediate longitudinal mixing | Emerging Cross-Sectional Technologies | 7 | Active |
| US8716025B2 | Drifting two-dimensional separation with adaption of second dimension gradient to actual first dimension condition | Emerging Cross-Sectional Technologies | 6 | Active |
| US9694301B2 | Two-dimensional fluid separation with controlled pressure | Physics | 5 | Active |
| US8297936B2 | Compensating temperature-induced errors during piston movement | Physics | 5 | Active |
| US6093362A | Miniaturized planar columns in novel support media for liquid phase analysis | Emerging Cross-Sectional Technologies | 4 | Expired |
| US9239319B2 | Valve and splitting system for multi-dimensional liquid analysis | Physics | 4 | Active |
| US7118660B2 | Method and apparatus for analyzing a mixture of sample substances | Physics | 4 | Expired |
| US9360006B2 | Primary piston correction during transfer | Emerging Cross-Sectional Technologies | 3 | Active |
| US8182680B2 | Primary piston correction during transfer | Emerging Cross-Sectional Technologies | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.