Inventor · disambiguated record
Koji Koyama
Also filed as: KOYAMA KOJI
29 granted patents·15 pending applications·118 citations·filing 2000–2024
94Inventor score
Files withTOKYO ELECTRON LTD15SUMITOMO CHEMICAL CO8ORBRAY CO LTD5ADAMANT NAMIKI PREC JEWEL CO LTD4KITO KK4
Top patents by PatentIndex Score
44 records- 0193US9418822B2Plasma processing apparatus, plasma processing method and high frequency generatorTOKYO ELECTRON LTD·Filed 2014·Granted Aug 16, 2016·29 cites·12 claims
- 0291US6444298B1Acrylic resin laminated filmSUMITOMO CHEMICAL CO·Filed 2000·Granted Sep 3, 2002·49 cites·11 claims
- 0381US6692821B2Acrylic resin laminated film and laminated molding using the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Feb 17, 2004·19 cites·9 claims
- 0477US10622197B2Plasma processing apparatus and plasma processing methodTOKYO ELECTRON LTD·Filed 2016·Granted Apr 14, 2020·2 cites·8 claims
- 0575US9048070B2Dielectric window for plasma treatment device, and plasma treatment deviceTOKYO ELECTRON LTD·Filed 2012·Granted Jun 2, 2015·3 cites·10 claims
- 0670US10480096B2Diamond substrateADAMANT NAMIKI PREC JEWEL CO LTD·Filed 2018·Granted Nov 19, 2019·0 cites·6 claims
- 0770US2024343587A1Diamond CrystalORBRAY CO LTD·Filed 2024·Application pending·0 cites
- 0868US10553402B2Antenna device and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2019·Granted Feb 4, 2020·1 cites·17 claims
- 0968US10132000B2Diamond substrate and diamond substrate manufacturing methodNAMIKI PRECISION JEWEL CO LTD·Filed 2014·Granted Nov 20, 2018·0 cites·9 claims
- 1068US2025018524A1Method for polishing diamond crystal, and diamond crystalORBRAY CO LTD·Filed 2024·Application pending·0 cites
- 1167US11639299B2Draw solute and water treatment equipmentNIPPON CATALYTIC CHEM IND·Filed 2019·Granted May 2, 2023·0 cites·6 claims
- 1263US11505878B2Diamond crystal substrate, method for producing diamond crystal substrate, and method for homo-epitaxially growing diamond crystalADAMANT NAMIKI PREC JEWEL CO LTD·Filed 2020·Granted Nov 22, 2022·0 cites·8 claims
- 1361US7614610B2Hoisting and pulling deviceKITO KK·Filed 2006·Granted Nov 10, 2009·6 cites·12 claims
- 1459US2009252935A1Multilayer film for use in simultaneous injection molding-lamination methodSUMITOMO CHEMICAL CO·Filed 2009·Application pending·0 cites
- 1558US9802798B2Hand operated pulling and lifting hoistKITO KK·Filed 2013·Granted Oct 31, 2017·2 cites·2 claims
- 1657US2008199675A1Laminate filmSUMITOMO CHEMICAL CO·Filed 2008·Application pending·0 cites
- 1756US12134161B2Method for polishing diamond crystal, and diamond crystalORBRAY CO LTD·Filed 2020·Granted Nov 5, 2024·0 cites·2 claims
- 1856US10619267B2Diamond substrateADAMANT NAMIKI PREC JEWEL CO LTD·Filed 2019·Granted Apr 14, 2020·0 cites·9 claims
- 1956US2025264620A1Diamond radiation detectorORBRAY CO LTD·Filed 2023·Application pending·0 cites
- 2055US11217430B2Plasma processing apparatus and plasma processing methodTOKYO ELECTRON LTD·Filed 2019·Granted Jan 4, 2022·0 cites·13 claims
- 2154US9498912B2Extruded resin film and method for producing the sameMAEKAWA TOMOHIRO·Filed 2008·Granted Nov 22, 2016·0 cites·10 claims
- 2252US2008026237A1Mat acrylic resin filmSUMITOMO CHEMICAL CO·Filed 2007·Application pending·0 cites
- 2351US12024792B2Diamond crystalORBRAY CO LTD·Filed 2018·Granted Jul 2, 2024·0 cites·2 claims
- 2451US7575223B2Overload preventing apparatus in hoistKITO KK·Filed 2006·Granted Aug 18, 2009·3 cites·15 claims
- 2550US2012013045A1Matte laminate filmSUGIMURA NORIO·Filed 2011·Application pending·0 cites
- 2646US10896811B2Antenna device, radiation method of electromagnetic waves, plasma processing apparatus, and plasma processing methodTOKYO ELECTRON LTD·Filed 2019·Granted Jan 19, 2021·0 cites·18 claims
- 2746US10246794B2Diamond substrate and method for manufacturing diamond substrateNAMIKI PRECISION JEWEL CO LTD·Filed 2015·Granted Apr 2, 2019·0 cites·13 claims
- 2846US8598370B2Process for producing threo-3-(3,4-dihydroxyphenyl)-L-serineYAGI TOSHIKAZU·Filed 2010·Granted Dec 3, 2013·0 cites·8 claims
- 2946US2015368832A1GaN SUBSTRATE, AND METHOD FOR MANUFACTURING GaN SUBSTRATENAMIKI PRECISION JEWEL CO LTD·Filed 2014·Application pending·0 cites
- 3045US6844053B2Acrylic resin film and injection molded article using the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Jan 18, 2005·2 cites·13 claims
- 3144US2010060833A1Liquid crystal display protection plateSUMITOMO CHEMICAL COMPANY LIIT·Filed 2009·Application pending·0 cites
- 3244US2009252936A1Matte laminate filmSUMITOMO CHEMICAL CO·Filed 2009·Application pending·0 cites
- 3341US2004081821A1Film and protecting sheet comprising said film for display window of portable-type information terminalSUMITOMO CHEMICAL CO·Filed 2003·Application pending·0 cites
- 3440US11569068B2Plasma processing apparatusTOKYO ELECTRON LTD·Filed 2017·Granted Jan 31, 2023·0 cites·2 claims
- 3540US10832892B2Antenna, plasma processing device and plasma processing methodTOKYO ELECTRON LTD·Filed 2018·Granted Nov 10, 2020·0 cites·18 claims
- 3640US10825658B2Antenna and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2018·Granted Nov 3, 2020·0 cites·13 claims
- 3740US2015155139A1Dielectric window, antenna and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2014·Application pending·0 cites
- 3840US2019279845A1Antenna device and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2019·Application pending·0 cites
- 3940US2015096882A1Plasma processing apparatus and plasma processing methodTOKYO ELECTRON LTD·Filed 2013·Application pending·0 cites
- 4036US10879045B2Plasma processing apparatusTOKYO ELECTRON LTD·Filed 2016·Granted Dec 29, 2020·0 cites·1 claims
- 4136US2018190774A1Diamond substrate and method for producing the sameADAMANT NAMIKI PREC JEWEL CO LTD·Filed 2018·Application pending·0 cites
- 4235US10504698B2Plasma processing apparatusTOKYO ELECTRON LTD·Filed 2015·Granted Dec 10, 2019·0 cites·8 claims
- 4333US10083819B2Antenna and plasma processing apparatusTOKYO ELECTRON LTD·Filed 2015·Granted Sep 25, 2018·0 cites·9 claims
- 4430USD541000SHoistKITO KK·Filed 2005·Granted Apr 17, 2007·2 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →