Inventor · disambiguated record
Hideo Sawada
Also filed as: SAWADA HIDEO · SEGAWA TOMIO
45 granted patents·9 pending applications·434 citations·filing 1975–2020
98Inventor score
Top patents by PatentIndex Score
54 records- 0189US6476821B2Image displaying system and information processing apparatusHITACHI LTD·Filed 1998·Granted Nov 5, 2002·86 cites·83 claims
- 0287US7683103B2Dental polymerizable compositionKURARAY MEDICAL INC·Filed 2005·Granted Mar 23, 2010·9 cites·10 claims
- 0387US5260435ADerivative of naphthalocyanine containing perfluoroalkyl group, process for preparing the same and optical recording mediumNIPPON OILS & FATS CO LTD·Filed 1991·Granted Nov 9, 1993·24 cites·2 claims
- 0483US5378589ADerivative of naphthalocyanine containing perfluoroalkyl group, process for preparing the same and optical recording mediumNIPPON OILS & FATS CO LTD·Filed 1993·Granted Jan 3, 1995·22 cites·3 claims
- 0581US9475826B2Fluorine-containing nano composite particles and method for producing the sameUNIMATEC CO LTD·Filed 2014·Granted Oct 25, 2016·2 cites·11 claims
- 0673US6694808B2Method and apparatus for reducing pressure fluctuations in supersonic wind tunnel circuitNAT AEROSPACE LAB·Filed 2002·Granted Feb 24, 2004·20 cites·6 claims
- 0773US4153064ACigarette filtersDAICEL LTD·Filed 1977·Granted May 8, 1979·31 cites·16 claims
- 0868US7328075B2Method of automatic adjustment of the control parameters of a magnetic suspension systemJAPAN AEROSPACE EXPLORATION·Filed 2005·Granted Feb 5, 2008·6 cites·6 claims
- 0968US6614663B1Reducing impedance of power supplying system in a circuit board by connecting two points in one of a power supply pattern and a ground pattern by a resistive memberHITACHI LTD·Filed 1999·Granted Sep 2, 2003·29 cites·11 claims
- 1066US2018009920A1Fluorine-containing oligomer, nano-silica composite particles using the same, and methods for producing bothUNIMATEC CO LTD·Filed 2017·Application pending·0 cites
- 1162US6624536B1Electromagnetic noise reducing device, noise reducing electronic component and electronic appliance manufacturing methodHITACHI LTD·Filed 1999·Granted Sep 23, 2003·30 cites·5 claims
- 1262US5247062AHetero-aromatic polymer containing fluoroalkyl groupNIPPON OIL AND FATS CP LTD·Filed 1992·Granted Sep 21, 1993·14 cites·2 claims
- 1362US4956123AMethod for manufacture of fluorine-containing aromatic derivativesNIPPON OILS & FATS COMPANY LTD·Filed 1988·Granted Sep 11, 1990·8 cites·13 claims
- 1461US9803044B2Fluorine-containing oligomer, nano-silica composite particles using the same, and methods for producing bothUNIMATEC CO LTD·Filed 2014·Granted Oct 31, 2017·0 cites·4 claims
- 1560US4007746AMethod for preparing cellulose acetate fiber rodsDAICEL LTD·Filed 1975·Granted Feb 15, 1977·17 cites·9 claims
- 1659US9695263B2Fluorine-containing oligomer, nano-silica composite particles using the same, and methods for producing bothUNIMATEC CO LTD·Filed 2014·Granted Jul 4, 2017·0 cites·4 claims
- 1758US5338877AFluoroalkyl group-containing organosilicon oligomer, method for preparing same and surface treating agentNIPPON OILS & FATS CO LTD·Filed 1993·Granted Aug 16, 1994·6 cites·20 claims
- 1857US5288891AFluoralykyl group-containing organosilicon oligomer, method for preparing same and surface treating agentNIPPON OILS & FATS CO LTD·Filed 1991·Granted Feb 22, 1994·6 cites·20 claims
- 1956US5068454APolyfluoroalkanoyl peroxideNIPPON OILS & FATS CO LTD·Filed 1990·Granted Nov 26, 1991·5 cites·2 claims
- 2056US4292984AFilter for cigarette smokeDAICEL LTD·Filed 1979·Granted Oct 6, 1981·15 cites·5 claims
- 2155US12503612B2Fluorine-containing alcohol compositeUNIMATEC CO LTD·Filed 2020·Granted Dec 23, 2025·0 cites·13 claims
- 2253US10562989B2Fluorine-containing boric acid PVB compositeUNIMATEC CO LTD·Filed 2016·Granted Feb 18, 2020·0 cites·8 claims
- 2353US7825283B2Nanoparticle and nanoparticle compositeNISSAN MOTOR·Filed 2007·Granted Nov 2, 2010·0 cites·4 claims
- 2453US4085760ATobacco filterDAICEL LTD·Filed 1976·Granted Apr 25, 1978·15 cites·8 claims
- 2552US5324803APolymer comprising fluoroalkl group, a method of preparation thereof, a surface active agent, a surface treatment agent and a coating compositionNOF CORP·Filed 1992·Granted Jun 28, 1994·9 cites·5 claims
- 2651US4246009ASmoke filter material and use thereofDAICEL LTD·Filed 1978·Granted Jan 20, 1981·13 cites·18 claims
- 2751US2016009922A1Fluorine-containing calcium composite particles, method for producing the same, and surface-treating agent comprising the same as active ingredientUNIMATEC CO LTD·Filed 2014·Application pending·0 cites
- 2850US10093812B2Composite material of resin—fluorine-containing boric acid composite particlesUNIMATEC CO LTD·Filed 2015·Granted Oct 9, 2018·0 cites·11 claims
- 2950US2009036599A1Powdery three-dimensionally crosslinked clathrate particle, process of producing same, dispersion, and resin compositionNIPPON CHEMICAL IND·Filed 2007·Application pending·0 cites
- 3049US8114212B2Powdery silica composite particles and process for producing the same, silica composite particle dispersion, and resin compositionSAWADA HIDEO·Filed 2009·Granted Feb 14, 2012·0 cites·15 claims
- 3149US4218376AProcess for producing highly chlorinated copper phthalocyanineKAWASAKI KASEI CHEMICALS·Filed 1978·Granted Aug 19, 1980·3 cites·8 claims
- 3249US2016017198A1Fluorine-containing nano-silica composite particles and method for producing the sameUNIMATEC CO LTD·Filed 2014·Application pending·0 cites
- 3346US10088396B2Fluorine-containing boric acid composite capsule particlesUNIMATEC CO LTD·Filed 2015·Granted Oct 2, 2018·0 cites·8 claims
- 3446US4628451AData processing apparatus for virtual memory systemHITACHI LTD·Filed 1983·Granted Dec 9, 1986·15 cites·10 claims
- 3545US4008301AProcess for the production of nonwoven cellulose acetate laminate cured with phenolic resinDAICEL LTD·Filed 1975·Granted Feb 15, 1977·6 cites·7 claims
- 3645US2019359845A1Coating resin compositionGOO CHEMICAL CO LTD·Filed 2018·Application pending·0 cites
- 3744US7943802B2Nanoparticle compositeNISSAN MOTOR·Filed 2007·Granted May 17, 2011·0 cites·4 claims
- 3844US7144962B2Method for surface treatment of rubber process for production of rubber articles, rubber compositions, rubber molding, and process for production thereofFUJIKURA RUBBER LTD·Filed 2002·Granted Dec 5, 2006·0 cites·42 claims
- 3944US5348890ATrioxane derivatives, and method for the chemiluminescenceNOF CORP·Filed 1992·Granted Sep 20, 1994·2 cites·4 claims
- 4043US8247591B2Nanoparticle and nanoparticle compositeYAEGASHI HIDEAKI·Filed 2010·Granted Aug 21, 2012·0 cites·4 claims
- 4143US2009047518A1Powdery silica composite particles, process of producing same, silica composite particle dispersion, and resin compositionNIPPON CHEMICAL IND·Filed 2007·Application pending·0 cites
- 4242US9267827B2Electromagnetic flow meter excitation circuit and electromagnetic flow meterAZBIL CORP·Filed 2013·Granted Feb 23, 2016·0 cites·3 claims
- 4342US5118879AFluoroalkyl derivative and process for preparing the sameNIPPON OILS & FATS CO LTD·Filed 1990·Granted Jun 2, 1992·3 cites·7 claims
- 4441US4521872AInstruction storageHITACHI LTD·Filed 1981·Granted Jun 4, 1985·11 cites·11 claims
- 4541US2003001856A1Image displaying system and information processing apparatusHITACHI LTD·Filed 2002·Application pending·0 cites
- 4640US2017015839A1Fluorine-containing boric acid composite particlesUNIMATEC CO LTD·Filed 2015·Application pending·0 cites
- 4737US4580238AArithmetic operating systemHITACHI LTD·Filed 1982·Granted Apr 1, 1986·7 cites·8 claims
- 4837US2017015833A1Fluorine-containing titanium oxide - nano-silica composite particles and method for producing the sameUNIMATEC CO LTD·Filed 2015·Application pending·0 cites
- 4936US8872486B2Field instrument having a current control elementSAWADA HIDEO·Filed 2009·Granted Oct 28, 2014·0 cites·2 claims
- 5036US4641277ASystem for detecting access to storageHITACHI LTD·Filed 1983·Granted Feb 3, 1987·8 cites·3 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →