Inventor · disambiguated record
Shuichi Kubo
Also filed as: KUBO SHUICHI
21 granted patents·6 pending applications·153 citations·filing 1999–2024
94Inventor score
Files withMITSUBISHI CHEM CORP17TOYOTA MOTOR CO LTD4KOKUSAI ELECTRIC CORP2EXXON RESEARCH ENGINEERING CO1FUJITO KENJI1
Top patents by PatentIndex Score
27 records- 0191US11038024B2Self-standing GaN substrate, GaN crystal, method for producing GaN single crystal, and method for producing semiconductor deviceMITSUBISHI CHEM CORP·Filed 2019·Granted Jun 15, 2021·4 cites·19 claims
- 0291US10475887B2Self-standing GaN substrate, GaN crystal, method for producing GaN single crystal, and method for producing semiconductor deviceMITSUBISHI CHEM CORP·Filed 2016·Granted Nov 12, 2019·5 cites·15 claims
- 0389US11031475B2Self-standing GaN substrate, GaN crystal, method for producing GaN single crystal, and method for producing semiconductor deviceMITSUBISHI CHEM CORP·Filed 2019·Granted Jun 8, 2021·3 cites·18 claims
- 0487US11664428B2Self-standing GaN substrate, GaN crystal, method for producing GaN single crystal, and method for producing semiconductor deviceMITSUBISHI CHEM CORP·Filed 2021·Granted May 30, 2023·1 cites·13 claims
- 0586US6499294B1Exhaust gas purification device for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1999·Granted Dec 31, 2002·78 cites·3 claims
- 0683US12107129B2Self-standing GaN substrate, GaN crystal, method for producing GaN single crystal, and method for producing semiconductor deviceMITSUBISHI CHEM CORP·Filed 2023·Granted Oct 1, 2024·0 cites·21 claims
- 0783US11094572B2Substrate processing apparatus and recording mediumKOKUSAI ELECTRIC CORP·Filed 2018·Granted Aug 17, 2021·4 cites·13 claims
- 0882US6783877B2Fuel reforming apparatusTOYOTA MOTOR CO LTD·Filed 2001·Granted Aug 31, 2004·22 cites·52 claims
- 0976US7930922B2Soot generation amount estimation apparatus for internal combustion engineTOYOTA MOTOR CO LTD·Filed 2006·Granted Apr 26, 2011·10 cites·17 claims
- 1074US2025044737A1Light guide plate for image displayMITSUBISHI CHEM CORP·Filed 2024·Application pending·0 cites
- 1172US10734485B2Gallium nitride substrate and manufacturing method of nitride semiconductor crystalMITSUBISHI CHEM CORP·Filed 2017·Granted Aug 4, 2020·1 cites·17 claims
- 1268US11670687B2Gallium nitride substrate and manufacturing method of nitride semiconductor crystalMITSUBISHI CHEM CORP·Filed 2020·Granted Jun 6, 2023·0 cites·15 claims
- 1368US9673046B2Gallium nitride substrate and manufacturing method of nitride semiconductor crystalMITSUBISHI CHEM CORP·Filed 2015·Granted Jun 6, 2017·1 cites·18 claims
- 1466US12487560B2Light guide plate for image displayMITSUBISHI CHEM CORP·Filed 2021·Granted Dec 2, 2025·0 cites·21 claims
- 1561US7928446B2Group III nitride semiconductor substrate and method for cleaning the sameMITSUBISHI CHEM CORP·Filed 2008·Granted Apr 19, 2011·1 cites·15 claims
- 1660US10570530B2Periodic table group 13 metal nitride crystals and method for manufacturing periodic table group 13 metal nitride crystalsMITSUBISHI CHEM CORP·Filed 2018·Granted Feb 25, 2020·0 cites·18 claims
- 1759US10023976B2Periodic table group 13 metal nitride crystals and method for manufacturing periodic table group 13 metal nitride crystalsMITSUBISHI CHEM CORP·Filed 2017·Granted Jul 17, 2018·0 cites·20 claims
- 1858US9840791B2Periodic table group 13 metal nitride crystals and method for manufacturing periodic table group 13 metal nitride crystalsMITSUBISHI CHEM CORP·Filed 2014·Granted Dec 12, 2017·0 cites·17 claims
- 1958US6206940B1Fuel formulations to extend the lean limit (law770)EXXON RESEARCH ENGINEERING CO·Filed 1999·Granted Mar 27, 2001·15 cites·67 claims
- 2056US2023258857A1Light guide plate for image displayMITSUBISHI CHEM CORP·Filed 2023·Application pending·0 cites
- 2152US6911184B1Exhaust emission control system and method for internal combustion enginesTOYOTA CHUO KENKYUSHO KK·Filed 2000·Granted Jun 28, 2005·8 cites·10 claims
- 2249US8022413B2Group III nitride semiconductor substrate and method for cleaning the sameMITSUBISHI CHEM CORP·Filed 2011·Granted Sep 20, 2011·0 cites·8 claims
- 2347US2021134683A1Method of Manufacturing Semiconductor Device, Non-transitory Computer-readable Recording Medium and Substrate Processing ApparatusKOKUSAI ELECTRIC CORP·Filed 2020·Application pending·0 cites
- 2446US2013264606A1Group iii nitride semiconductor substrate and method for producing the same, and semiconductor light-emitting device and method for producing the sameMITSUBISHI CHEM CORP·Filed 2013·Application pending·0 cites
- 2541US8545626B2Nitride semiconductor crystal and its production methodFUJITO KENJI·Filed 2009·Granted Oct 1, 2013·0 cites·19 claims
- 2639US2005207946A1Exhaust gas filter, method of manufacturing the exhaust gas filter, and exhaust gas processing device using the exhaust gas filterTOYOTA MOTOR CO LTD·Filed 2005·Application pending·0 cites
- 2738US2012112320A1Nitride semiconductor crystal and production process thereofKUBO SHUICHI·Filed 2011·Application pending·0 cites
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