Inventor
OKAGUCHI KENJIRO
JP36 patents
⚠️ This page may combine multiple inventors who share the name “OKAGUCHI KENJIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MURATA MANUFACTURING CO
31 patentsUS7762124B2Jul 27, 2010
Sensor for detecting substance in liquid
MURATA MANUFACTURING CO11 citations83
US7389673B2Jun 24, 2008
Sensor for detecting analyte in liquid and device for detecting analyte in liquid using the same
MURATA MANUFACTURING CO16 citations83
US11939970B2Mar 26, 2024
Control arrangement for first and second piezoelectric pumps positioned in series
MURATA MANUFACTURING CO3 citations74
US7437907B2Oct 21, 2008
Sensor for detecting substance in liquid and apparatus for detecting substance in liquid using the same
MURATA MANUFACTURING CO7 citations74
US5895999AApr 20, 1999
Vibrating gyroscope
MURATA MANUFACTURING CO8 citations74
US11773835B2Oct 3, 2023
Fluid control device and sphygmomanometer
MURATA MANUFACTURING CO2 citations73
US11391278B2Jul 19, 2022
Fluid control device
MURATA MANUFACTURING CO2 citations73
US11293429B2Apr 5, 2022
Fluid control device
MURATA MANUFACTURING CO3 citations73
US9711706B2Jul 18, 2017
Piezoelectric element drive circuit
MURATA MANUFACTURING CO5 citations73
US6380816B1Apr 30, 2002
Oscillator and voltage controlled oscillator
MURATA MANUFACTURING CO12 citations73
US5854428ADec 29, 1998
Vibration gyroscope
MURATA MANUFACTURING CO9 citations73
US7803632B2Sep 28, 2010
Method for detecting substance in liquid and sensor for detecting substance in liquid
MURATA MANUFACTURING CO3 citations63
US7394180B2Jul 1, 2008
Oscillator circuit including surface acoustic wave sensor and biosensor apparatus
MURATA MANUFACTURING CO2 citations63
US12140135B2Nov 12, 2024
Fluid control device
MURATA MANUFACTURING CO0 citations62
US12092094B2Sep 17, 2024
Fluid control device and sphygmomanometer
MURATA MANUFACTURING CO0 citations62
US11959472B2Apr 16, 2024
Piezoelectric pump device
MURATA MANUFACTURING CO0 citations62
US11605773B2Mar 14, 2023
Piezoelectric element driving circuit and fluid control apparatus
MURATA MANUFACTURING CO0 citations62
US11592017B2Feb 28, 2023
Piezoelectric element drive circuit
MURATA MANUFACTURING CO0 citations62
US11191437B2Dec 7, 2021
Fluid control device
MURATA MANUFACTURING CO0 citations62
US11098705B2Aug 24, 2021
Piezoelectric element drive circuit
MURATA MANUFACTURING CO0 citations62
US5783897AJul 21, 1998
Vibrating gyroscope
MURATA MANUFACTURING CO4 citations62
US11795933B2Oct 24, 2023
Piezoelectric pump having a heat-dissipating arrangement
MURATA MANUFACTURING CO0 citations59
US12378955B2Aug 5, 2025
Fluid control device and output adjustment method
MURATA MANUFACTURING CO0 citations52
US12180954B2Dec 31, 2024
Piezoelectric pump casing and space arrangement
MURATA MANUFACTURING CO0 citations52
US11852128B2Dec 26, 2023
Piezoelectric pump arrangement having a valve diaphragm and pressure vessel
MURATA MANUFACTURING CO0 citations52
US11698066B2Jul 11, 2023
Pressure-controlling device, and pressure-using apparatus
MURATA MANUFACTURING CO0 citations52
US11280329B2Mar 22, 2022
Driving device and fluid control device
MURATA MANUFACTURING CO0 citations52
US10286124B2May 14, 2019
Inhalation device
MURATA MANUFACTURING CO0 citations52
US12305630B2May 20, 2025
Atomizer
MURATA MANUFACTURING CO0 citations48
US10511236B2Dec 17, 2019
Piezoelectric device drive circuit and suction apparatus
MURATA MANUFACTURING CO0 citations41
US10124096B2Nov 13, 2018
Suction device
MURATA MANUFACTURING CO0 citations41