Inventor

YOKOSAWA KOICHI

JP15 patents

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

HITACHI LTD

13 patents

US6815949B2Nov 9, 2004

Apparatus for measuring a magnetic field

HITACHI LTD60 citations96

US4913883AApr 3, 1990

Particle agglutination immunoassay apparatus

HITACHI LTD87 citations96

US7345590B2Mar 18, 2008

Wireless terminal with gas leakage detection function, gas leakage detection system using the same, and gas leakage notification method

HITACHI LTD19 citations92

US6853185B2Feb 8, 2005

Magnetic field measurement system

HITACHI LTD27 citations92

US6681131B2Jan 20, 2004

Apparatus for measuring bio-magnetic fields

HITACHI LTD36 citations92

US5166614ANov 24, 1992

Integrated-type squid magnetometer having a magnetic shield, and a multichannel squid magnetometer using the same

HITACHI LTD30 citations92

US5955400ASep 21, 1999

Superconductor type radio frequency with adjustable inductance magnetic flux measuring circuit

HITACHI LTD10 citations74

US7242309B2Jul 10, 2007

Gas detection system

HITACHI LTD9 citations73

US4875010AOct 17, 1989

Circuit for detecting AC magnetic field due to magnetic resonance with a variable resistance for noise suppression

HITACHI LTD18 citations72

HITACHI MEDICAL CORP

2 patents

US5829439ANov 3, 1998

Needle-like ultrasonic probe for ultrasonic diagnosis apparatus, method of producing same, and ultrasonic diagnosis apparatus using same

HITACHI MEDICAL CORP187 citations98

US6261232B1Jul 17, 2001

Continuous wave transmission/reception type ultrasonic imaging device and ultrasonic probe

HITACHI MEDICAL CORP31 citations92