Inventor · disambiguated record
Masashi Seki
Also filed as: SEKI MASASHI
45 granted patents·20 pending applications·638 citations·filing 1992–2024
98Inventor score
Files withEPIZYME INC23TOSHIBA TEC KK16MITSUI CHEMICALS INC7SEKI MASASHI5GE MED SYS GLOBAL TECH CO LLC2
Top patents by PatentIndex Score
65 records- 0198US9549931B2Aryl- or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2015·Granted Jan 24, 2017·39 cites·21 claims
- 0298US9532992B2Substituted benzene compoundsEPIZYME INC·Filed 2015·Granted Jan 3, 2017·32 cites·25 claims
- 0398US9522152B2Aryl- or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2015·Granted Dec 20, 2016·32 cites·8 claims
- 0498US9090562B2Aryl- or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2014·Granted Jul 28, 2015·51 cites·20 claims
- 0598US8765732B2Aryl- or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2012·Granted Jul 1, 2014·66 cites·19 claims
- 0697US9089575B2Substituted benzene compoundsEPIZYME INC·Filed 2015·Granted Jul 28, 2015·19 cites·16 claims
- 0797US9006242B2Substituted benzene compoundsEPIZYME INC·Filed 2013·Granted Apr 14, 2015·38 cites·18 claims
- 0897US8410088B2Aryl- or heteroaryl-substituted benzene compoundsKUNTZ KEVIN W·Filed 2012·Granted Apr 2, 2013·96 cites·25 claims
- 0996US11642348B2Substituted benzene compoundsEPIZYME INC·Filed 2020·Granted May 9, 2023·4 cites·12 claims
- 1096US11052093B2Aryl-or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2019·Granted Jul 6, 2021·7 cites·20 claims
- 1196US10155002B2Aryl- or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2016·Granted Dec 18, 2018·16 cites·29 claims
- 1296US9855275B2Aryl-or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2017·Granted Jan 2, 2018·18 cites·30 claims
- 1395US10420775B2Aryl-or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2017·Granted Sep 24, 2019·12 cites·20 claims
- 1494US8240819B2Ink jet head with laser-machined nozzles and method of manufacturing ink jet headSEKI MASASHI·Filed 2010·Granted Aug 14, 2012·11 cites·11 claims
- 1593US10098888B2Substituted benzene compoundsEPIZYME INC·Filed 2016·Granted Oct 16, 2018·8 cites·16 claims
- 1692US12168015B2Aryl-or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2024·Granted Dec 17, 2024·0 cites·2 claims
- 1792US12161645B2Aryl-or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2024·Granted Dec 10, 2024·0 cites·10 claims
- 1891US12168016B2Aryl-OR heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2024·Granted Dec 17, 2024·0 cites·12 claims
- 1991US2025170138A1Aryl-or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2024·Application pending·0 cites
- 2090US9376422B2Dihidropyridin-2-one benzamine compoundsKUNTZ KEVIN WAYNE·Filed 2012·Granted Jun 28, 2016·16 cites·19 claims
- 2188US10864734B2Inkjet head and inkjet printerTOSHIBA TEC KK·Filed 2019·Granted Dec 15, 2020·2 cites·20 claims
- 2288US10092572B2Substituted benzene compoundsEPIZYME INC·Filed 2013·Granted Oct 9, 2018·8 cites·31 claims
- 2387USD879074SEarphoneSOFTBANK COMMERCE & SERVICE CORP·Filed 2018·Granted Mar 24, 2020·46 cites·1 claims
- 2486US10654273B2Ink jet head and ink jet printerTOSHIBA TEC KK·Filed 2018·Granted May 19, 2020·1 cites·12 claims
- 2586US7816438B2Flame-retardant polyamide compositionMITSUI CHEMICALS INC·Filed 2006·Granted Oct 19, 2010·8 cites·12 claims
- 2684US2024165121A1Substituted benzene compoundsEPIZYME INC·Filed 2023·Application pending·0 cites
- 2780US7645825B2Flame-retardant polyamide compositionMITSUI CHEMICALS INC·Filed 2006·Granted Jan 12, 2010·4 cites·10 claims
- 2878US5270391AComposition for thermosetting powder coatingMITSUI TOATSU CHEMICALS·Filed 1992·Granted Dec 14, 1993·26 cites·12 claims
- 2978US2021379076A1Aryl-or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2021·Application pending·0 cites
- 3073US7224325B2Vehicle display deviceNIPPON SEIKI CO LTD·Filed 2002·Granted May 29, 2007·18 cites·17 claims
- 3173US2019192526A1Aryl-or heteroaryl-substituted benzene compoundsEPIZYME INC·Filed 2019·Application pending·0 cites
- 3272US8469489B2Inkjet print head and method thereforSEKI MASASHI·Filed 2010·Granted Jun 25, 2013·2 cites·5 claims
- 3370US11987054B2Ink tube and inkjet printerTOSHIBA TEC KK·Filed 2021·Granted May 21, 2024·0 cites·19 claims
- 3470US8662645B2Inkjet head and method of manufacturing the sameSEKI MASASHI·Filed 2012·Granted Mar 4, 2014·1 cites·5 claims
- 3570US6846524B2Inkjet recording mediumJUJO PAPER CO LTD·Filed 2002·Granted Jan 25, 2005·10 cites·11 claims
- 3669US8511800B2Manufacturing method of inkjet head and inkjet headSEKI MASASHI·Filed 2011·Granted Aug 20, 2013·1 cites·3 claims
- 3766US11034150B2Ink jet head and ink jet printerTOSHIBA TEC KK·Filed 2020·Granted Jun 15, 2021·0 cites·18 claims
- 3866US2019060322A1Substituted benzene compoundsEPIZYME INC·Filed 2018·Application pending·0 cites
- 3962US10751991B2Inkjet head and inkjet printerTOSHIBA TEC KK·Filed 2018·Granted Aug 25, 2020·0 cites·18 claims
- 4061US10828898B2Ink jet head and ink jet printerTOSHIBA TEC KK·Filed 2018·Granted Nov 10, 2020·0 cites·11 claims
- 4161US8777381B2Inkjet head and method of manufacturing the sameTOSHIBA TEC KK·Filed 2014·Granted Jul 15, 2014·0 cites·7 claims
- 4260US10792922B2Ink jet head and ink jet printerTOSHIBA TEC KK·Filed 2018·Granted Oct 6, 2020·0 cites·10 claims
- 4360US2014285580A1Inkjet head and method of manufacturing the sameTOSHIBA TEC KK·Filed 2014·Application pending·0 cites
- 4459US8998373B2Ink-jet head and method of manufacturing ink-jet headKOYATA MINORU·Filed 2012·Granted Apr 7, 2015·1 cites·6 claims
- 4559US2011257313A1Flame-retardant polyamide compositionMITSUI CHEICALS INC·Filed 2009·Application pending·0 cites
- 4658US9333751B2Manufacturing method of inkjet headTOSHIBA TEC KK·Filed 2013·Granted May 10, 2016·0 cites·4 claims
- 4758US8710132B2Flame-retardant polyamide compositionOGASAWARA HIDETO·Filed 2007·Granted Apr 29, 2014·2 cites·8 claims
- 4856US2010261819A1Flame-retardant polyamide compositionMITSUI CHEMICALS INC·Filed 2008·Application pending·0 cites
- 4956US2010261818A1Flame-retardant polyamide compositionMITSUI CHEMICALS INC·Filed 2008·Application pending·0 cites
- 5055US2010113657A1Flame-retardant polyamide compositionMITSUI CHEMICALS INC·Filed 2008·Application pending·0 cites
Showing the top 50 of 65 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →