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List of Martin Audio patents

List of Martin Audio patents

List of DuPont patents

List of SURFACE TREATMENT TECHNOLOGIES, INC. patents

List of Biological Dynamics patents

List of companies in ATEL Ventures's investment portfolio

Companies in the Forestry industry

Patents where

Current Assignee

Name

is

Martin Audio

	Name	Description	Patent Applicant	Current Assignee	Inventor	Patent Jurisdiction	Patent Number	Date of Patent
	‌ US Patent D575271 Loudspeaker	Patent D575271 was granted and assigned to Martin Audio on August, 2008 by the United States Patent and Trademark Office.		Martin Audio		United States Patent and Trademark Office	D575271	August 19, 2008
	‌ US Patent D568869 Loudspeaker	Patent D568869 was granted and assigned to Martin Audio on May, 2008 by the United States Patent and Trademark Office.		Martin Audio		United States Patent and Trademark Office	D568869	May 13, 2008
	‌ US Patent D568870 Loudspeaker	Patent D568870 was granted and assigned to Martin Audio on May, 2008 by the United States Patent and Trademark Office.		Martin Audio		United States Patent and Trademark Office	D568870	May 13, 2008
	‌ US Patent D568868 Loudspeaker	Patent D568868 was granted and assigned to Martin Audio on May, 2008 by the United States Patent and Trademark Office.		Martin Audio		United States Patent and Trademark Office	D568868	May 13, 2008
	‌ US Patent D569844 Loudspeaker	Patent D569844 was granted and assigned to Martin Audio on May, 2008 by the United States Patent and Trademark Office.		Martin Audio		United States Patent and Trademark Office	D569844	May 27, 2008
	‌ US Patent D582892 Loudspeaker	Patent D582892 was granted and assigned to Martin Audio on December, 2008 by the United States Patent and Trademark Office.		Martin Audio		United States Patent and Trademark Office	D582892	December 16, 2008
	‌ US Patent 8750542 Speaker configuration	Patent 8750542 was granted and assigned to Martin Audio on June, 2014 by the United States Patent and Trademark Office.		Martin Audio		United States Patent and Trademark Office	8750542	June 10, 2014
	‌ US Patent 10506331 Coaxial loudspeaker	Patent 10506331 was granted and assigned to Martin Audio on December, 2019 by the United States Patent and Trademark Office.		Martin Audio		United States Patent and Trademark Office	10506331	December 10, 2019
	‌ US Patent D574364 Side panel for a loud speaker	Patent D574364 was granted and assigned to Martin Audio on August, 2008 by the United States Patent and Trademark Office.		Martin Audio		United States Patent and Trademark Office	D574364	August 5, 2008

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