Inventor
KUMADA AKIRA
JP41 patents
⚠️ This page may combine multiple inventors who share the name “KUMADA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MURATA MANUFACTURING CO
38 patentsUS6029516AFeb 29, 2000
Vibrating gyroscope capable of self-diagnosing by pseudo-coriolis force generating means
MURATA MANUFACTURING CO23 citations93
US5033300AJul 23, 1991
Device for measuring displacement
MURATA MANUFACTURING CO22 citations93
US4724393AFeb 9, 1988
Surface potential detector
MURATA MANUFACTURING CO36 citations93
US4570482AFeb 18, 1986
Load-sensitive level detecting device
MURATA MANUFACTURING CO42 citations93
US5187444AFeb 16, 1993
Sensor for sensing the presence of electrolyte solution
MURATA MANUFACTURING CO27 citations92
US5148708ASep 22, 1992
Liquid level sensor which prevents liquid absorption
MURATA MANUFACTURING CO35 citations92
US5226313AJul 13, 1993
Body fluid excretion measurement apparatus for medical application
MURATA MANUFACTURING CO42 citations90
US5668316ASep 16, 1997
Vibrating gyroscope
MURATA MANUFACTURING CO39 citations89
US6018997AFeb 1, 2000
Tuning fork type oscillator and vibration gyroscope using same
MURATA MANUFACTURING CO19 citations84
US5118966AJun 2, 1992
Detection voltage output circuit of charge generation type sensing device
MURATA MANUFACTURING CO21 citations82
US5000579AMar 19, 1991
Frost and dew sensor
MURATA MANUFACTURING CO19 citations82
US4981369AJan 1, 1991
Frost and dew sensor
MURATA MANUFACTURING CO16 citations82
US4894607AJan 16, 1990
Surface potential detecting apparatus
MURATA MANUFACTURING CO19 citations82
US4497701AFeb 5, 1985
Humidity sensitive device
MURATA MANUFACTURING CO19 citations82
US4883366ANov 28, 1989
Temperature sensor
MURATA MANUFACTURING CO21 citations78
US6035713AMar 14, 2000
Vibrating gyroscope
MURATA MANUFACTURING CO7 citations74
US5912528AJun 15, 1999
Vibrating gyroscope
MURATA MANUFACTURING CO15 citations74
US5902931AMay 11, 1999
Vibration gyroscope
MURATA MANUFACTURING CO14 citations74
US5473288ADec 5, 1995
Oscillation circuit
MURATA MANUFACTURING CO12 citations74
US5263370ANov 23, 1993
Liquidometer
MURATA MANUFACTURING CO16 citations74
US5262647ANov 16, 1993
Infrared detector with pyroelectric detector element and chopper control circuit
MURATA MANUFACTURING CO8 citations74
US5097248AMar 17, 1992
Electrode for level detection
MURATA MANUFACTURING CO13 citations74
US5038609AAug 13, 1991
Thermal type flow detecting apparatus
MURATA MANUFACTURING CO16 citations74
US4945634AAug 7, 1990
Assembly packaging method for sensor elements
MURATA MANUFACTURING CO9 citations74
US4523142AJun 11, 1985
Apparatus for sensing dew and frost
MURATA MANUFACTURING CO17 citations74
US4433320AFeb 21, 1984
Dew sensor
MURATA MANUFACTURING CO13 citations74
US9240535B2Jan 19, 2016
Light-emitting-element mount substrate and LED device
MURATA MANUFACTURING CO4 citations73
US6666090B2Dec 23, 2003
Vibrating gyroscope and electronic device using the same
MURATA MANUFACTURING CO8 citations73
US6608425B2Aug 19, 2003
Vibrating gyroscope, electronic device using the same, and self-diagnosis method for vibrating gyroscope
MURATA MANUFACTURING CO11 citations73
US6588274B1Jul 8, 2003
Self-diagnosing circuit for vibrating gyroscope
MURATA MANUFACTURING CO9 citations73
US5083460AJan 28, 1992
Level sensor
MURATA MANUFACTURING CO7 citations73
US5055140AOct 8, 1991
Thermoelectric element using semiconductive ceramic material
MURATA MANUFACTURING CO15 citations73
US4833390AMay 23, 1989
Charge completion detector
MURATA MANUFACTURING CO18 citations73
US6681630B1Jan 27, 2004
Vibrating gyroscope
MURATA MANUFACTURING CO5 citations63
US4974945ADec 4, 1990
Optical modulator
MURATA MANUFACTURING CO4 citations63
US5760303AJun 2, 1998
Vibrating gyroscope having a constant detecting sensitivity
MURATA MANUFACTURING CO2 citations62
US5557045ASep 17, 1996
Vibrating gyroscope
MURATA MANUFACTURING CO5 citations62
US6634230B2Oct 21, 2003
Vibrating gyroscope and electronic unit using the same
MURATA MANUFACTURING CO3 citations60