Oval Corporation

Japan


 
Total IP 72
Total IP Rank # 18,628
IP Activity Score 0.9/5.0    2
IP Activity Rank # 467,807
Stock Symbol 77270 (tse)
ISIN JP3173200001
Market Cap. 7068600000.0  (JPY)
Industry Electrical Equipment & Parts
Sector Industrials
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

16 5
5 2
32 12
0
 
Last Patent 2023 - Signal processing device
First Patent 1984 - Vortex flow meter
Last Trademark 2019 - Hi SHOTGEAR
First Trademark 1979 - OVAL

Industry (Nice Classification)

Latest Inventions, Goods, Services

2022 Invention Signal processing device. The present invention provides a signal processing device for a two-wir...
2019 G/S Flow meters; densimeters; gasometers; water meters; volume meters; calorimeters; densitometers; ...
2016 Invention Instrumentation device having pulse output function. An instrumentation device having a pulse out...
Invention Instrumentation device having pulse output function. Provided is an instrumentation device having...
2014 G/S Flow meters, densimeters, gasometers, water meters, volume meters, calorimeters, densitometers, ...
Invention Piston prover. A prover includes a measurement cylinder; a hydraulic cylinder coupled with a side...
Invention Piston prover. This prover (1) is provided with: a measurement cylinder (2); a hydraulic cylinder...
2013 Invention Coriolis flowmeter having a cross-sectional area of channels of the manifolds enabling a reductio...
Invention Coriolis flowmeter with manifold pressure loss reduction. The purpose of the present invention is...
Invention Coriolis flowmeter. The purpose of the present invention is to provide a coriolis flowmeter enabl...
2011 Invention Piston prover. A piston prover comprises a measurement cylinder; a hydraulic cylinder coupled wit...
Invention Piston prover. Disclosed is a piston prover which enables smooth movement of a measuring piston t...
2010 Invention Signal processing method, signal processing device, and coriolis flow meter. Disclosed are a cori...
Invention Signal processing method, signal processing device, and coriolis flow meter.. Disclosed are a cor...
Invention Signal processing method, signal processing device, and coriolis flow meter. In a Coriolis flowme...
Invention Signal processing method, signal processing device, and coriolis flow meter.. Disclosed is a sign...
Invention Field equipment photoelectric sensing sensitivity adjustment. A photoelectric sensing sensitivity...
Invention Maintenance expert system for measuring instrument. Provided is a measuring instrument for measur...
Invention Maintenance expert system for measuring instrument. A measuring instrument for measuring an objec...
Invention Positive displacement gas-liquid two-phase flowmeter and multi phase flow rate measurement system...
Invention Positive displacement gas-liquid two-phase flowmeter and multiphase flow rate measurement system....
2009 Invention Converter for a flowmeter
Invention Signal processing method, signal processing apparatus, and coriolis flowmeter. A signal processin...
Invention Signal processing method, signal processing apparatus, and coriolis flowmeter. In a Coriolis flow...
Invention Signal processing method, signal processing device, and coriolis flowmeter. Disclosed is a Coriol...
Invention Signal processing method, signal processing apparatus, and coriolis flowmeter. Analog detection s...
Invention Signal processing method, signal processing device, and coriolis flowmeter. A Coriolis flowmeter ...
Invention Coriolis flowmeter. A drive device for operating an electromagnetic oscillator includes an OP amp...
Invention Coriolis flowmeter. A drive device for operating an electromagnetic oscillator is formed by: an O...
Invention Ultrasonic transmitting/receiving device. A gap (39) is so formed that, even if dew condensation ...
G/S Automatic control valves, ball valves, angle valves, cocks, butterfly valves, other valves; air ...
Invention Axial flow positive displacement flowmeter. An axial flow positive displacement flowmeter capable...
Invention Torque limiter and valve actuator. A torque limiter which can detect torque of both opening and ...
Invention Torque limiter and valve actuator. A torque limiter which can detect torque of both opening and c...
2008 G/S Flow meters; densimeters; gasometers; water meters; capacity measures, namely, volumetric flow me...
G/S Flow meters; densimeters; gasometers; water meters; capacity measures; calorimeters; densitomete...
Invention Temperature measuring circuit in a flowmeter. A value of a line-to-line resistor (24) is determin...
Invention Temperature measurement circuit in flowmeter. A line-to-line resistance (24) is obtained by subtr...
Invention Positive displacement flowmeter and helical gear. 0 are determined so that the tooth height ratio...
Invention Positive displacement flowmeter. A position displacement flowmeter having a pair of non-circular ...
Invention Servo type volumetric flowmeter employing a pump unit system. A volumetric flowmeter (1) is equip...
Invention Path structure related to flow of fluid to be measured and pressure difference detection in servo...
2007 Invention Processing method in operation system, flow rate converter, and coriolis flow meter. A processing...
Invention Multi-vortex flowmeter integrating pressure gauge. A multi-vortex flowmeter includes a vortex typ...
Invention Multi-vortex flowmeter employing volume flow rate as switching point. A multi-vortex flowmeter in...
2005 G/S Flow meters, densimeters, gasometers, water meters, capacity measures, calorimeters, densitomete...
G/S Flow meters, [densimeters,] gasometers, water meters, calorimeters, [densitometers, viscosimeters...
2004 G/S Measuring instruments, namely, liquid, gaseous and steam flowmeters, [ densimeters, gasometers, ]...
2003 G/S Flow meters, densimeters, gasometers, water meters, capacity measures, calorimeters, densitometer...
1992 G/S flowmeters, viscometers, calorimeters and densimeters
G/S Applied electronic machines and apparatus and their parts, namely: flowmeters;
1979 G/S Liquid, Gaseous and Steam Flowmeters