Inventor
IWAOKA HIDETO
JP25 patents
⚠️ This page may combine multiple inventors who share the name “IWAOKA HIDETO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YOKOGAWA ELECTRIC CORP
11 patentsUS4912526AMar 27, 1990
Optical frequency synthesizer/sweeper
YOKOGAWA ELECTRIC CORP69 citations96
US4893353AJan 9, 1990
Optical frequency synthesizer/sweeper
YOKOGAWA ELECTRIC CORP51 citations96
US4856899AAug 15, 1989
Optical frequency analyzer using a local oscillator heterodyne detection of incident light
YOKOGAWA ELECTRIC CORP95 citations96
US4833681AMay 23, 1989
Semiconductor laser wavelength stabilizer
YOKOGAWA ELECTRIC CORP64 citations96
US6590710B2Jul 8, 2003
Fabry-Perot filter, wavelength-selective infrared detector and infrared gas analyzer using the filter and detector
YOKOGAWA ELECTRIC CORP116 citations93
US4700136AOct 13, 1987
NMR imaging apparatus
YOKOGAWA ELECTRIC CORP30 citations92
US4700138AOct 13, 1987
Automatic gain control apparatus for NMR imaging system
YOKOGAWA ELECTRIC CORP25 citations92
US4694250ASep 15, 1987
Nuclear magnetic resonance imaging device
YOKOGAWA ELECTRIC CORP26 citations92
US4772843ASep 20, 1988
Time measuring apparatus
YOKOGAWA ELECTRIC CORP38 citations90
US4716370ADec 29, 1987
Coil arrangement for producing static magnetic field
YOKOGAWA ELECTRIC CORP4 citations63
US4768847ASep 6, 1988
Hologram scanner
YOKOGAWA ELECTRIC CORP6 citations62
YOKOGAWA HOKUSHIN ELECTRIC
8 patentsUS4629886ADec 16, 1986
High resolution digital diffraction grating scale encoder
YOKOGAWA HOKUSHIN ELECTRIC55 citations96
US4665368AMay 12, 1987
NMR imaging apparatus
YOKOGAWA HOKUSHIN ELECTRIC48 citations93
US4663592AMay 5, 1987
NMR image forming apparatus
YOKOGAWA HOKUSHIN ELECTRIC28 citations92
US4684889AAug 4, 1987
NMR apparatus compensated for primary field changes
YOKOGAWA HOKUSHIN ELECTRIC23 citations82
US4651097AMar 17, 1987
Examination method and apparatus utilizing nuclear magnetic resonance
YOKOGAWA HOKUSHIN ELECTRIC23 citations82
US4623864ANov 18, 1986
Magnetic field production coil for nuclear magnetic resonance imaging apparatus
YOKOGAWA HOKUSHIN ELECTRIC22 citations82
US4584548AApr 22, 1986
Magnetic field generating coil assembly for nuclear magnetic resonance imaging apparatus
YOKOGAWA HOKUSHIN ELECTRIC17 citations74
US4536712AAug 20, 1985
Method and apparatus for examination by nuclear magnetic resonance
YOKOGAWA HOKUSHIN ELECTRIC16 citations74
OPTICAL MEASUREMENT TECHNOLOGY
4 patentsUS5061030AOct 29, 1991
Optical integrated modulator
OPTICAL MEASUREMENT TECHNOLOGY36 citations92
US5289494AFeb 22, 1994
Distributed feedback semiconductor laser
OPTICAL MEASUREMENT TECHNOLOGY24 citations90
US5077752ADec 31, 1991
Semiconductor laser
OPTICAL MEASUREMENT TECHNOLOGY34 citations90
US5189309AFeb 23, 1993
Avalanche photodiode with alinasp cap layer
OPTICAL MEASUREMENT TECHNOLOGY9 citations65