List of Sumitomo Chemical patents

Patents where

Current Assignee

Name

Sumitomo Chemical

Name	Description	Patent Applicant	Current Assignee	Patent Jurisdiction	Patent Number	Date of Patent
‌ US Patent 9272957 Process for producing aluminum titanate-based ceramics fired body	Patent 9272957 was granted and assigned to Sumitomo Chemical on March, 2016 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	9272957	March 1, 2016
‌ US Patent 7468448 Production method of hexahydrofurofuranol derivative, intermediate therefor and production method thereof	Patent 7468448 was granted and assigned to Sumitomo Chemical on December, 2008 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	7468448	December 23, 2008
‌ US Patent 8410231 Production process of olefin polymer	Patent 8410231 was granted and assigned to Sumitomo Chemical on April, 2013 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	8410231	April 2, 2013
‌ US Patent 8465670 Liquid crystal polyester composition and electronic circuit board using the same	Patent 8465670 was granted and assigned to Sumitomo Chemical on June, 2013 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	8465670	June 18, 2013
‌ US Patent 8012603 Polymer compound and polymer light-emitting device using the same	Patent 8012603 was granted and assigned to Sumitomo Chemical on September, 2011 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	8012603	September 6, 2011
‌ US Patent 7399873 Process for the preparation of carboxylic acid esters	Patent 7399873 was granted and assigned to Sumitomo Chemical on July, 2008 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	7399873	July 15, 2008
‌ US Patent 8628986 Organic electroluminescent element and method for manufacturing the same	Patent 8628986 was granted and assigned to Sumitomo Chemical on January, 2014 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	8628986	January 14, 2014
‌ US Patent 9415412 Atomizer	Patent 9415412 was granted and assigned to Sumitomo Chemical on August, 2016 by the United States Patent and Trademark Office.	Sumitomo Chemical	Sumitomo Chemical	United States Patent and Trademark Office	9415412	August 16, 2016
‌ US Patent 8344390 Thin film active element group, thin film active element array, organic light emitting device, display apparatus, and thin film active element manufacturing method	Patent 8344390 was granted and assigned to Sumitomo Chemical on January, 2013 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	8344390	January 1, 2013
‌ US Patent 8692272 Resin composition, reflective board and light-emitting apparatus	Patent 8692272 was granted and assigned to Sumitomo Chemical on April, 2014 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	8692272	April 8, 2014
‌ US Patent 11268023 Mixture containing perovskite compound	Patent 11268023 was granted and assigned to Sumitomo Chemical on March, 2022 by the United States Patent and Trademark Office.	Sumitomo Chemical	Sumitomo Chemical	United States Patent and Trademark Office	11268023	March 8, 2022
‌ US Patent 11527743 Organic electronic device manufacturing method	Patent 11527743 was granted and assigned to Sumitomo Chemical on December, 2022 by the United States Patent and Trademark Office.	Sumitomo Chemical	Sumitomo Chemical	United States Patent and Trademark Office	11527743	December 13, 2022
‌ US Patent 9267031 Liquid crystal polyester-containing liquid composition	Patent 9267031 was granted and assigned to Sumitomo Chemical on February, 2016 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	9267031	February 23, 2016
‌ US Patent 7465772 Apparatus for continuous polymerization of olefin, method for transferring a polymer powder, and method for continuous polymerization of olefin	Patent 7465772 was granted and assigned to Sumitomo Chemical on December, 2008 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	7465772	December 16, 2008
‌ US Patent 10361458 Laminated body	Patent 10361458 was granted and assigned to Sumitomo Chemical on July, 2019 by the United States Patent and Trademark Office.	Sumitomo Chemical	Sumitomo Chemical	United States Patent and Trademark Office	10361458	July 23, 2019
‌ US Patent 11472951 Heterophasic propylene polymer material and use of the same		Sumitomo Chemical	Sumitomo Chemical	United States Patent and Trademark Office	11472951	October 18, 2022
‌ US Patent 11420930 Composition for light emitting device and light emitting device containing the same	Patent 11420930 was granted and assigned to Sumitomo Chemical on August, 2022 by the United States Patent and Trademark Office.	Sumitomo Chemical	Sumitomo Chemical	United States Patent and Trademark Office	11420930	August 23, 2022
‌ US Patent 8953738 Method and apparatus for inspecting honeycomb structure	Patent 8953738 was granted and assigned to Sumitomo Chemical on February, 2015 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	8953738	February 10, 2015
‌ US Patent 7439266 Malononitrile compound and use thereof	Patent 7439266 was granted and assigned to Sumitomo Chemical on October, 2008 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	7439266	October 21, 2008
‌ US Patent 10014451 Method for producing semiconductor light-emitting device	Patent 10014451 was granted and assigned to Sumitomo Chemical on July, 2018 by the United States Patent and Trademark Office.	Sumitomo Chemical	Sumitomo Chemical	United States Patent and Trademark Office	10014451	July 3, 2018
‌ US Patent 7488853 Process for producing phenols	Patent 7488853 was granted and assigned to Sumitomo Chemical on February, 2009 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	7488853	February 10, 2009
‌ US Patent 7449600 Process for producing cyclohexanone oxime	Patent 7449600 was granted and assigned to Sumitomo Chemical on November, 2008 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	7449600	November 11, 2008
‌ US Patent 11358101 Spiral-wound gas separation membrane element, gas separation membrane module, and gas separation apparatus	Patent 11358101 was granted and assigned to Sumitomo Chemical on June, 2022 by the United States Patent and Trademark Office.	Sumitomo Chemical	Sumitomo Chemical	United States Patent and Trademark Office	11358101	June 14, 2022
‌ US Patent 11631785 Group-III nitride laminated substrate and semiconductor light-emitting element	Patent 11631785 was granted and assigned to Sumitomo Chemical on April, 2023 by the United States Patent and Trademark Office.	Sumitomo Chemical	Sumitomo Chemical	United States Patent and Trademark Office	11631785	April 18, 2023
‌ US Patent 7592402 Process for producing modified particle; carrier; catalyst component for addition polymerization; process for producing catalyst for addition polymerization; and process for producing addition polymer	Patent 7592402 was granted and assigned to Sumitomo Chemical on September, 2009 by the United States Patent and Trademark Office.		Sumitomo Chemical	United States Patent and Trademark Office	7592402	September 22, 2009

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