P

Inventor

YAMAMOTO ETSUJI

JP74 patents
⚠️ This page may combine multiple inventors who share the name “YAMAMOTO ETSUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI LTD

36 patents
US5384536AJan 24, 1995

Nuclear magnetic resonanace inspection apparatus and its method

HITACHI LTD164 citations99
US6557558B1May 6, 2003

Medical treatment apparatus

HITACHI LTD82 citations98
US5534864AJul 9, 1996

Pipelined analog-to-digital converter

HITACHI LTD103 citations98
US5592088AJan 7, 1997

Multiple-coil adopting a quadrature detection method applied thereto and a signal processing circuit employing the same in an MRI apparatus in a vertical magnetic system

HITACHI LTD46 citations96
US5489847AFeb 6, 1996

RF probe for MRI

HITACHI LTD67 citations96
US5453692ASep 26, 1995

RF probe for nuclear magnetic resonance imaging (MRI) devices

HITACHI LTD59 citations96
US4825163AApr 25, 1989

Quadrature probe for nuclear magnetic resonance

HITACHI LTD60 citations96
US5600245AFeb 4, 1997

Inspection apparatus using magnetic resonance

HITACHI LTD77 citations95
US5427102AJun 27, 1995

Active noise cancellation apparatus in MRI apparatus

HITACHI LTD88 citations94
US5808467ASep 15, 1998

RF probe and inspection system using NMR using the same

HITACHI LTD35 citations93
US5572124ANov 5, 1996

Inspection method and inspection apparatus using nuclear magnetic resonance

HITACHI LTD29 citations93
US5559434ASep 24, 1996

Magnetic resonance imaging apparatus and RF coil employed therein

HITACHI LTD36 citations93
US5510714AApr 23, 1996

Magnetic resonance imaging apparatus and RF coil employed therein

HITACHI LTD39 citations93
US5457386AOct 10, 1995

Multiple-coil adopting a quadrature detection method applied thereto and a signal processing circuit employing the same in an MRI apparatus in a vertical magnetic system

HITACHI LTD36 citations93
US5382902AJan 17, 1995

Method for eliminating motional artifacts in magnetic resonance imaging

HITACHI LTD39 citations93
US5280246AJan 18, 1994

Nuclear magnetic resonance apparatus

HITACHI LTD37 citations93
US4959613ASep 25, 1990

NMR imaging apparatus

HITACHI LTD36 citations93
US5493224AFeb 20, 1996

Ultra high-speed magnetic resonance imaging method and apparatus

HITACHI LTD21 citations92
US5465719ANov 14, 1995

Nuclear magentic resonance imaging apparatus

HITACHI LTD24 citations92
US5221898AJun 22, 1993

Flow imaging method using an MRI apparatus

HITACHI LTD26 citations92
US5195524AMar 23, 1993

Flow imaging method by means of an MRI apparatus and apparatus for realizing same

HITACHI LTD24 citations92
US4875013AOct 17, 1989

High-frequency coil for nuclear magnetic imaging

HITACHI LTD52 citations92
US4777443AOct 11, 1988

Inspection apparatus based on nuclear magnetic resonance

HITACHI LTD26 citations92
US5528145AJun 18, 1996

High-speed magnetic resonance imaging method

HITACHI LTD19 citations84
US4748412AMay 31, 1988

High-frequency coil for nuclear magnetic resonator

HITACHI LTD22 citations82
US5032793AJul 16, 1991

NMR gated imaging apparatus

HITACHI LTD18 citations74
US4929881AMay 29, 1990

Probe for nuclear magnetic resonance apparatus

HITACHI LTD15 citations74
US4791369ADec 13, 1988

Method of measuring magnetic field error of an NMR imaging apparatus and of correcting distortion caused by the error

HITACHI LTD16 citations74
US4740749AApr 26, 1988

NMR imaging method

HITACHI LTD11 citations74
US4739265AApr 19, 1988

NMR imaging method

HITACHI LTD7 citations74
US4716369ADec 29, 1987

High speed imaging method with three-dimensional NMR

HITACHI LTD15 citations74
US4701709AOct 20, 1987

NMR imaging method

HITACHI LTD10 citations74
US4683433AJul 28, 1987

Imaging method and apparatus using nuclear magnetic resonance

HITACHI LTD7 citations74
US4672318AJun 9, 1987

Method of measuring the static magnetic field distribution in an NMR inspection system

HITACHI LTD8 citations74
US4558425ADec 10, 1985

NMR Imaging apparatus of changeable inspecting zone size

HITACHI LTD10 citations74
US4472683ASep 18, 1984

Imaging apparatus using nuclear magnetic resonance

HITACHI LTD16 citations74

MURATA MANUFACTURING CO

6 patents

HITACHI MEDICAL CORP

5 patents

MITSUBISHI PETROCHEMICAL CO

2 patents

HITACHI ULSI SYS CO LTD

1 patent

Showing the top 50 of 74 patents by PatentIndex Score.