Inventor · Hitachi, JP

Ryuya Ando

15Patents
4h-index
26Co-inventors
56Inventor score

Filing activity: Sep 4, 2001 → Apr 11, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US7323963B2 MRI superconductive magnet Physics 10 Active
US6695233B2 Electromagnetic fuel injection valve Emerging Cross-Sectional Technologies 8 Expired
US6908050B2 Electromagnetic fuel injection valve Emerging Cross-Sectional Technologies 7 Expired
US8988176B2 Superconducting electromagnet device, cooling method therefor, and magnetic resonance imaging device Emerging Cross-Sectional Technologies 7 Active
US7245128B2 Magnetic resonance imaging apparatus and magnet apparatus therefor Physics 3 Expired
US9689938B2 Gradient magnetic field coil device, adjustment method therefor, and magnetic resonance imaging apparatus Emerging Cross-Sectional Technologies 3 Active
US7714574B2 Superconducting magnet with refrigerator and magnetic resonance imaging apparatus using the same Physics 3 Active
US8947089B2 Magnetic field shimming adjustment: reducing magnetic distribution errors by obtaining current potential distributions of MRI apparatus Electricity 2 Active
US7990661B2 Active shield superconducting electromagnet apparatus and magnetic resonance imaging system Physics 1 Active
US8989828B2 Superconducting magnet apparatus Electricity 1 Active
US9995805B2 Magnetic field homogeneity adjustment method, magnet device, and magnetic resonance imaging apparatus Physics 0 Active
US8198897B2 Superconductive magnetic device, magnetic resonance imaging apparatus and magnetic field inhomogeneity compensation method Physics 0 Active
US7436179B2 Magnet device Physics 0 Active
US11883683B2 Particle therapy system Physics 0 Active
US9852831B2 Superconducting magnet Electricity 0 Active

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