Inventor · disambiguated record
Yoshio Ogawa
Also filed as: OGAWA YOSHIO
27 granted patents·6 pending applications·490 citations·filing 1974–2022
96Inventor score
Top patents by PatentIndex Score
33 records- 0195US4311224ATorque limiterSANKYO SEIKI SEISAKUSHO KK·Filed 1979·Granted Jan 19, 1982·48 cites·4 claims
- 0293US4829571AHeadphoneSONY CORP·Filed 1984·Granted May 9, 1989·120 cites·2 claims
- 0388US5663627AControl apparatus for controlling motor of air conditionerFUJITSU GENERAL LTD·Filed 1995·Granted Sep 2, 1997·83 cites·6 claims
- 0485US3944734AVideo projecting systemSONY CORP·Filed 1974·Granted Mar 16, 1976·26 cites·4 claims
- 0584US5712540AControl method and apparatus for controlling motors of air conditionerFUJITSU GENERAL LTD·Filed 1995·Granted Jan 27, 1998·80 cites·23 claims
- 0679US7762094B2Valve control system, valve control apparatus and valve control methodFUJIKOKI CORP·Filed 2006·Granted Jul 27, 2010·12 cites·5 claims
- 0771USD270168STypewriterSONY CORP·Filed 1981·Granted Aug 16, 1983·11 cites·1 claims
- 0864US9459029B2Valve controller, valve controlling method, refrigeration and cold storage system, device and method for controlling the systemOGAWA YOSHIO·Filed 2010·Granted Oct 4, 2016·1 cites·6 claims
- 0962US4167757ATelevision receiverSONY CORP·Filed 1978·Granted Sep 11, 1979·13 cites·16 claims
- 1059US2017003059A1Valve Controller, Valve Controlling Method, Refrigeration And Cold Storage System, Device And Method For Controlling The SystemFUJIKOKI CORP·Filed 2016·Application pending·0 cites
- 1158USD336086SMagnetic audio tape cassetteSONY CORP·Filed 1990·Granted Jun 1, 1993·9 cites·1 claims
- 1257US8271142B2Device and method for controlling valveOGAWA YOSHIO·Filed 2009·Granted Sep 18, 2012·1 cites·4 claims
- 1357US6002218AControl device for air conditionerFUJITSU GENERAL LTD·Filed 1994·Granted Dec 14, 1999·30 cites·17 claims
- 1457US5645802AMethod and apparatus for the treatment of a waste gas containing dists and chemical contaminantsCHIYODA CHEM ENG CONSTRUCT CO·Filed 1991·Granted Jul 8, 1997·22 cites·8 claims
- 1556US10941868B2Valve seat and valve structureIWAKI CO LTD·Filed 2016·Granted Mar 9, 2021·0 cites·6 claims
- 1652US2025270987A1Pump deviceIWAKI CO LTD·Filed 2022·Application pending·0 cites
- 1748US10571875B2Electric valve control device and electric valve device including the sameFUJIKOKI CORP·Filed 2017·Granted Feb 25, 2020·0 cites·6 claims
- 1847US2014251467A1Solenoid valve control deviceFUJIKOKI CORP·Filed 2014·Application pending·0 cites
- 1946US2004002375A1Game machine to be connected to network, method of playing game and game system with use of the machineFiled 2003·Application pending·0 cites
- 2045US2020284796A1Detection method and detection device of circulating tumor cellUNIV SHOWA·Filed 2020·Application pending·0 cites
- 2144US11313365B2Reciprocating pump designed for preventing valves from being assembled erroneouslyIWAKI CO LTD·Filed 2016·Granted Apr 26, 2022·0 cites·8 claims
- 2243US2013340860A1Electrically operated valve control device and electrically operated valve deviceFUJIKOKI CORP·Filed 2013·Application pending·0 cites
- 2341USD336298STape playerSONY CORP·Filed 1991·Granted Jun 8, 1993·3 cites·1 claims
- 2440US5249102APortable electric device with sliding switch coverSONY CORP·Filed 1992·Granted Sep 28, 1993·4 cites·6 claims
- 2539US7025542B2Guide device for workpiece machining head, machine having the same, and guide methodHONDA MOTOR CO LTD·Filed 2004·Granted Apr 11, 2006·0 cites·24 claims
- 2638US5837213AProcess for the desulfurization of sulfurous acid gas-containing waste gasCHIYODA CHEM ENG CONSTRUCT CO·Filed 1996·Granted Nov 17, 1998·9 cites·10 claims
- 2736US4911901AWet desulfurization process for treating a flue gasCHIYODA CHEM ENG CONSTRUCT CO·Filed 1988·Granted Mar 27, 1990·8 cites·6 claims
- 2835USD336085SMagnetic audio tape cassetteSONY CORP·Filed 1990·Granted Jun 1, 1993·2 cites·1 claims
- 2934US10774942B2Electric valve control device and electric valve device including the sameFUJIKOKI CORP·Filed 2017·Granted Sep 15, 2020·0 cites·8 claims
- 3033US4291553ATorque limiterSANKYO MFG·Filed 1979·Granted Sep 29, 1981·2 cites·4 claims
- 3131US5120518AMethod and apparatus for the treatment of a waste gas containing dusts and chemical contaminantsCHIYODA CHEM ENG CONSTRUCT CO·Filed 1990·Granted Jun 9, 1992·3 cites·4 claims
- 3230USD330025SDictating machineSONY CORP·Filed 1990·Granted Oct 6, 1992·0 cites·1 claims
- 3329US5532756AColor video signal detector and color video signal detecting methodSONY CORP·Filed 1995·Granted Jul 2, 1996·3 cites·5 claims
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