Inventor · disambiguated record
Masatoshi Saito
Also filed as: SAITO MASATOSHI
65 granted patents·57 pending applications·501 citations·filing 1985–2025
98Inventor score
Top patents by PatentIndex Score
122 records- 0197US8217389B2Organic thin film transistor device and organic thin film light-emitting transistorNAKANO YUKI·Filed 2007·Granted Jul 10, 2012·53 cites·20 claims
- 0294US9502667B2Organic electroluminescenceIDEMITSU KOSAN CO·Filed 2014·Granted Nov 22, 2016·13 cites·18 claims
- 0393US11827206B2Vehicle control deviceHONDA MOTOR CO LTD·Filed 2022·Granted Nov 28, 2023·2 cites·1 claims
- 0493US6658247B1Portable telephone terminal apparatus for receiving data and data receiving method therewithSONY CORP·Filed 2000·Granted Dec 2, 2003·108 cites·6 claims
- 0592US11489121B1Organic electroluminescent device configured to emit light with high luminous efficiencyIDEMITSU KOSAN CO·Filed 2021·Granted Nov 1, 2022·2 cites·30 claims
- 0690US10547009B2Organic electroluminescent element, electronic device and compoundIDEMITSU KOSAN CO·Filed 2016·Granted Jan 28, 2020·5 cites·19 claims
- 0786US4749392ADehumidifying materialKAKEN PHARMA CO LTD·Filed 1986·Granted Jun 7, 1988·68 cites·14 claims
- 0885US8022401B2Organic thin film transistor and organic thin film light-emitting transistorIDEMITSU KOSAN CO·Filed 2007·Granted Sep 20, 2011·9 cites·8 claims
- 0985US5534063AApparatus for removing image forming substance from sheet and sheet processing apparatusRICOH KK·Filed 1994·Granted Jul 9, 1996·33 cites·17 claims
- 1084US8525156B2Organic thin film transistor having an amorphous channel control layer with specified inozation potentialNAKAMURA HIROAKI·Filed 2008·Granted Sep 3, 2013·5 cites·18 claims
- 1181US5642550AApparatus for removing image forming substance from image holding memberRICOH KK·Filed 1995·Granted Jul 1, 1997·29 cites·5 claims
- 1280US11271164B2Compound, composition, organic electroluminescent element and electronic deviceIDEMITSU KOSAN CO·Filed 2017·Granted Mar 8, 2022·2 cites·34 claims
- 1380US8946688B2Polycyclic ring-fused compound and organic thin film transistor utilizing the sameSUNAGAWA MISA·Filed 2010·Granted Feb 3, 2015·5 cites·14 claims
- 1479US2025261557A1Organic electroluminescence device and electronic applianceIDEMITSU KOSAN CO·Filed 2025·Application pending·0 cites
- 1576US12312317B2Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic deviceIDEMITSU KOSAN CO·Filed 2022·Granted May 27, 2025·0 cites·10 claims
- 1676US8963128B2Compound for organic thin film transistor and organic thin film transistor using the sameNAKANO YUKI·Filed 2009·Granted Feb 24, 2015·2 cites·11 claims
- 1776US2025230167A1Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic deviceIDEMITSU KOSAN CO·Filed 2025·Application pending·0 cites
- 1875US8575599B2Compound for organic thin film transistor and organic thin film transistor using the sameNAKANO YUKI·Filed 2009·Granted Nov 5, 2013·2 cites·10 claims
- 1975US8513654B2Compound for organic thin-film transistor and organic thin-film transistor using the compoundSAITO MASATOSHI·Filed 2009·Granted Aug 20, 2013·4 cites·21 claims
- 2074US8785915B2Compound for organic thin film transistor and organic thin film transistor using the sameNAKANO YUKI·Filed 2009·Granted Jul 22, 2014·2 cites·12 claims
- 2173US8810175B2Motor control deviceKAWANO YU·Filed 2011·Granted Aug 19, 2014·4 cites·14 claims
- 2273US4639494AProcess for producing polystyreneSUMITOMO CHEMICAL CO·Filed 1985·Granted Jan 27, 1987·21 cites·13 claims
- 2372US12480013B2Pigment compositions, tablets and capsulesTOPPAN INC·Filed 2022·Granted Nov 25, 2025·0 cites·8 claims
- 2472US7434077B2Power control apparatus, electronic apparatus, and portable communications terminalSONY ERICSSON MOBILE COMM JP·Filed 2005·Granted Oct 7, 2008·7 cites·15 claims
- 2571US8766243B2Heterocycle-containing asymmetric aromatic compound, compound for organic thin film transistor, and organic thin film transistor using the sameIKEDA YOICHI·Filed 2010·Granted Jul 1, 2014·1 cites·24 claims
- 2671US2023014964A1Organic electroluminescent element, and electronic apparatusIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 2770US2025340056A1Edible inkjet ink printing method, method for manufacturing tablet, ejection device, and drive waveform generatorTOPPAN HOLDINGS INC·Filed 2025·Application pending·0 cites
- 2870US2022416171A1Organic electroluminescent device configured to emit light with high luminous efficiencyIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 2969US9456971B2Moisturizer and cosmetic agent containing sameAJINOMOTO KK·Filed 2014·Granted Oct 4, 2016·0 cites·20 claims
- 3069US8203139B2Organic thin film transistor and organic thin film light-emitting transistor using an organic semiconductor layer having an aromatic hydrocarbon group or an aromatic heterocyclic group in the center thereofSAITO MASATOSHI·Filed 2007·Granted Jun 19, 2012·3 cites·15 claims
- 3169US2024300978A1Novel Compound and Organic Electroluminescence Device Using the SameIDEMITSU KOSAN CO·Filed 2023·Application pending·0 cites
- 3268US12110403B2Inkjet ink and tabletTOPPAN PRINTING CO LTD·Filed 2020·Granted Oct 8, 2024·0 cites·7 claims
- 3368US6189173B1Device for removing a substance deposited on a sheetRICOH KK·Filed 2000·Granted Feb 20, 2001·8 cites·12 claims
- 3466US8330147B2Organic thin film transistor and organic thin film light emitting transistor having organic semiconductor compound with divalent aromatic hydrocarbon group and divalent aromatic heterocyclic groupSAITO MASATOSHI·Filed 2007·Granted Dec 11, 2012·2 cites·11 claims
- 3565US10689385B2Benzimidazolo[1,2-A]benzimidazole carrying aryl- or arylnitril groups for organic light emitting diodesIDEMITSU KOSAN CO·Filed 2016·Granted Jun 23, 2020·1 cites·14 claims
- 3665US2025017863A1Tablet, printed matter, and edible ink printing methodTOPPAN HOLDINGS INC·Filed 2024·Application pending·0 cites
- 3764US12091563B2Inkjet ink and printed itemTOPPAN PRINTING CO LTD·Filed 2021·Granted Sep 17, 2024·0 cites·16 claims
- 3864US2021028365A1Organic electroluminescence device and electronic applianceIDEMITSU KOSAN CO·Filed 2019·Application pending·0 cites
- 3963US6043783AWindowpane antenna apparatus for use in vehiclesHARADA IND CO LTD·Filed 1998·Granted Mar 28, 2000·31 cites·7 claims
- 4062US2023203328A1Inkjet ink and tabletTOPPAN INC·Filed 2023·Application pending·0 cites
- 4162US2025257231A1Edible ink for inkjet printingTOPPAN HOLDINGS INC·Filed 2025·Application pending·0 cites
- 4260US11456425B2Organic electroluminescent element, and electronic apparatusIDEMITSU KOSAN CO·Filed 2016·Granted Sep 27, 2022·0 cites·20 claims
- 4360US2023047894A1Novel compound and organic electroluminescence device using the sameIDEMITSU KOSAN CO·Filed 2019·Application pending·0 cites
- 4459US9981684B2Vehicle power steering control apparatusMATSUSHITA MASAKI·Filed 2011·Granted May 29, 2018·1 cites·9 claims
- 4559US5977919ATV antenna apparatus for vehiclesHARADA IND CO LTD·Filed 1998·Granted Nov 2, 1999·26 cites·11 claims
- 4658US11938921B2Vehicle control deviceHONDA MOTOR CO LTD·Filed 2022·Granted Mar 26, 2024·0 cites·4 claims
- 4758US5735009ADevice for removing a substance deposited on a sheetRICOH KK·Filed 1995·Granted Apr 7, 1998·13 cites·4 claims
- 4858US2023024428A1Edible aqueous inkjet ink and tabletTOPPAN INC·Filed 2022·Application pending·0 cites
- 4958US2022416178A1Composition, organic electroluminescence device, and electronic apparatusIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 5058US2024376072A1Compound, material for an organic electroluminescence device and an organic electroluminescence device comprising the compoundIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
Showing the top 50 of 122 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →