Tokyo
Japan
35
2018-09-13
35
2019-06-11
These are the the leading inventors for applications assigned to Oval Corporation:
Oval Corporation based in Tokyo, JP has been assigned the rights to these inventions. The list includes both Pending Applications and Patent Grants:
Instrumentation device having pulse output function
#2 | 2015-10-29 ✅ Patent 9,506,801 granted on 2016-11-29Piston prover
#3 | 2015-03-26 ✅ Patent 9,506,793 granted on 2016-11-29Coriolis flowmeter having a cross-sectional area of channels of the manifolds enabling a reduction in pressure loss
#4 | 2013-04-18 ✅ Patent 8,915,115 granted on 2014-12-23Piston prover
#5 | 2012-04-05 ✅ Patent 8,970,124 granted on 2015-03-03Field equipment photoelectric sensing sensitivity adjustment
#6 | 2012-03-08 ✅ Patent 8,700,343 granted on 2014-04-15Signal processing method, signal processing apparatus, and Coriolis flowmeter
#7 | 2012-02-02 ✅ Patent 8,862,434 granted on 2014-10-14Maintenance expert system for measuring instrument
#8 | 2011-08-25 ✅ Patent 8,725,433 granted on 2014-05-13Signal processing method, signal processing apparatus, and Coriolis flowmeter
#9 | 2011-08-25 ✅ Patent 8,725,432 granted on 2014-05-13Signal processing method, signal processing apparatus, and Coriolis flowmeter
#10 | 2011-01-27 ✅ Patent 8,676,517 granted on 2014-03-18Signal processing method, signal processing apparatus, and coriolis flowmeter
#11 | 2011-01-20 ✅ Patent 8,676,518 granted on 2014-03-18Signal processing method, signal processing apparatus, and Coriolis flowmeter
#12 | 2010-12-30 ✅ Patent 8,051,708 granted on 2011-11-08Temperature measuring circuit in a flowmeter
#13 | 2010-12-09 ✅ Patent 8,425,212 granted on 2013-04-23Positive displacement flowmeter and helical gear
#14 | 2010-11-11 ✅ Patent 7,870,785 granted on 2011-01-18Positive displacement flowmeter
#15 | 2010-10-21 ✅ Patent 8,442,781 granted on 2013-05-14Coriolis flowmeter
#16 | 2010-02-25 ✅ Patent 7,905,142 granted on 2011-03-15Servo type volumetric flowmeter employing a pump unit system
#17 | 2010-02-18 ✅ Patent 7,905,141 granted on 2011-03-15Path structure related to flow of fluid to be measured and pressure difference detection in servo type volumetric flowmeter
#18 | 2009-12-10 ✅ Patent 8,069,734 granted on 2011-12-06Multi-vortex flowmeter integrating pressure gauge
#19 | 2009-11-26 ✅ Patent 8,184,017 granted on 2012-05-22Processing method in operation system, flow rate converter, and coriolis flow meter
#20 | 2009-10-01 ✅ Patent 7,895,904 granted on 2011-03-01Multi-vortex flowmeter employing volume flow rate as switching point
#21 | 2009-08-13 ✅ Patent 7,827,869 granted on 2010-11-09Multiphase flowmeter for measuring each phase flow rate of a three-phase flow consisting of gas and two kinds of liquid
#22 | 2009-07-02 ✅ Patent 8,212,769 granted on 2012-07-03Hierarchical structure display
#23 | 2009-05-14 ✅ Patent 7,861,602 granted on 2011-01-04Explosion-proof high temperature compatible, multi-vortex flow meter
#24 | 2009-04-02 ✅ Patent 7,694,585 granted on 2010-04-13Straight tube type Coriolis flowmeter for tertiary mode vibration with elastic connection member and pedestal
#25 | 2009-03-26 ✅ Patent 7,946,185 granted on 2011-05-24Converter pulse width shaping circuit and excessive vortex flow rate meter
#26 | 2009-02-12 ✅ Patent 7,726,202 granted on 2010-06-01Tertiary mode vibration type coriolis flowmeter
#27 | 2009-02-12 ✅ Patent 7,698,956 granted on 2010-04-20Coriolis flow meter with vibrating direction restriction means
#28 | 2008-07-03 ✅ Patent 7,437,949 granted on 2008-10-21Tertiary mode vibration type Coriolis flowmeter
#29 | 2008-06-19 ✅ Patent 7,437,950 granted on 2008-10-21Coriolis flow rate meter with flow tube of double loop structure
#30 | 2008-02-28 ✅ Patent 7,409,873 granted on 2008-08-12Coriolis flowmeter
#31 | 2008-02-07 ✅ Patent 7,614,297 granted on 2009-11-10Multi-vortex flowmeter
#32 | 2007-07-19 ✅ Patent 7,739,920 granted on 2010-06-22Coriolis flowmeter having a fixing member with non-parallel inlet and outlet portions
#33 | 2007-05-03 ✅ Patent 7,506,551 granted on 2009-03-24Coriolis flowmeter having a drive device driven in reverse phase to pair of second drive devices
#34 | 2005-06-14 ✅ Patent 6,904,810 granted on 2005-06-14Purge type vortex flowmeter
#35 | 2005-05-24 ✅ Patent 6,895,826 granted on 2005-05-24Coriolis mass flowmeter
Also check out OVAL CORPORATION's (Tokyo, Japan) applicant profile with 4 patent applications submitted.
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