Inventor · Lenzburg, CH

Daniel Marek

32Patents
14h-index
33Co-inventors
81Inventor score

Filing activity: May 15, 1990 → Jun 5, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US5247256A RF receiver coil arrangement for NMR spectrometers Physics 46 Expired
US5889456A NMR measuring device having a cooled probe head Emerging Cross-Sectional Technologies 42 Expired
US5689187A RF receiver coil configuration for an NMR spectrometer Physics 27 Expired
US5373239A Shimming method Physics 22 Expired
US6437570B2 Cooled NMR probe head with uniform temperature control of the sample Physics 21 Expired
US6121776A Superconducting hybrid-resonator for receiving NMR-signals Physics 21 Expired
US6441617B2 Cooled NMR probe head with thermal insulation of the sample Physics 20 Expired
US6677751B1 Connection system between cryo-cooling systems and cooled NMR probe heads Physics 20 Expired
US6466019B2 Cooled NMR probe head comprising a device for centering the sample Physics 17 Expired
US6686740B2 Device for the transport and exact positioning of a sample tube in a high-resolution NMR spectrometer Physics 17 Expired
US6563317B2 Device for the exact centering of an NMR sample tube Physics 17 Expired
US7397246B2 Electrically symmetric NMR coils with a plurality of windings connected in series Physics 15 Active
US5187938A Method and a device for precooling the helium tank of a cryostat Physics 15 Expired
US6727700B2 Superconducting NMR resonators generating RF magnetic fields at the sample which are substantially parallel to the plane of a resonator Physics 14 Expired
US7141979B2 Cryo head with a plurality of heat exchangers for cooling the RF coils or resonators Physics 11 Expired
US6833701B2 Stabilization of transverse magnetization in superconducting NMR resonators Physics 10 Expired
US7501822B2 Cooled NMR probe head with flexible cooled connecting conduit Physics 9 Active
US5545998A Mixing device for the mixing of fluids in an NMR apparatus including a spring attached to the coil affixed to a mixing rod Physics 8 Expired
US7408353B2 Cooled NMR probe head which can be coupled Physics 7 Active
US7222490B2 NMR spectrometer with refrigerator cooling Physics 7 Expired
US6605945B2 Superconducting NMR resonators with macroscopically homogeneous superconductor distribution Physics 4 Expired
US7723988B2 Passively damped magnetic resonance (MR) detection configuration Physics 4 Active
US7394642B2 Tubular capacitor with variable capacitance and dielectrically elongated inner electrode for NMR applications Electricity 3 Active
US7078902B2 Radio frequency resonator system with optimized current distribution in the conducting elements Physics 2 Expired
US6781377B2 Normally conducting NMR resonators with macroscopically homogeneous distribution of the conducting material Physics 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.