Name | Description | Patent Applicant | Current Assignee | Inventor | Patent Jurisdiction | Patent Number | Date of Patent | ||
|---|---|---|---|---|---|---|---|---|---|
Patent 7351902 was granted and assigned to Drum Workshop on April, 2008 by the United States Patent and Trademark Office. | 7351902 | April 1, 2008 | |||||||
Patent 9466273 was granted and assigned to Drum Workshop on October, 2016 by the United States Patent and Trademark Office. | 9466273 | October 11, 2016 | |||||||
Patent 7232947 was granted and assigned to Drum Workshop on June, 2007 by the United States Patent and Trademark Office. | 7232947 | June 19, 2007 | |||||||
Patent 7087826 was granted and assigned to Drum Workshop on August, 2006 by the United States Patent and Trademark Office. | 7087826 | August 8, 2006 | |||||||
Patent 9721549 was granted and assigned to Drum Workshop on August, 2017 by the United States Patent and Trademark Office. | 9721549 | August 1, 2017 | |||||||
Patent 7268283 was granted and assigned to Drum Workshop on September, 2007 by the United States Patent and Trademark Office. | 7268283 | September 11, 2007 | |||||||
Patent 7410136 was granted and assigned to Drum Workshop on August, 2008 by the United States Patent and Trademark Office. | 7410136 | August 12, 2008 | |||||||
Patent 11328698 was granted and assigned to Drum Workshop on May, 2022 by the United States Patent and Trademark Office. | 11328698 | May 10, 2022 | |||||||
Patent 7601902 was granted and assigned to Drum Workshop on October, 2009 by the United States Patent and Trademark Office. | 7601902 | October 13, 2009 | |||||||
Patent 7395994 was granted and assigned to Drum Workshop on July, 2008 by the United States Patent and Trademark Office. | 7395994 | July 8, 2008 | |||||||
Patent 11600250 was granted and assigned to Drum Workshop on March, 2023 by the United States Patent and Trademark Office. | 11600250 | March 7, 2023 | |||||||
Patent 7126050 was granted and assigned to Drum Workshop on October, 2006 by the United States Patent and Trademark Office. | 7126050 | October 24, 2006 | |||||||
Patent 7348478 was granted and assigned to Drum Workshop on March, 2008 by the United States Patent and Trademark Office. | 7348478 | March 25, 2008 | |||||||
Patent 7365258 was granted and assigned to Drum Workshop on April, 2008 by the United States Patent and Trademark Office. | 7365258 | April 29, 2008 | |||||||
Patent 7507890 was granted and assigned to Drum Workshop on March, 2009 by the United States Patent and Trademark Office. | 7507890 | March 24, 2009 | |||||||
Patent 7468480 was granted and assigned to Drum Workshop on December, 2008 by the United States Patent and Trademark Office. | 7468480 | December 23, 2008 | |||||||
Patent 9343050 was granted and assigned to Drum Workshop on May, 2016 by the United States Patent and Trademark Office. | 9343050 | May 17, 2016 | |||||||
Patent 9570053 was granted and assigned to Drum Workshop on February, 2017 by the United States Patent and Trademark Office. | 9570053 | February 14, 2017 | |||||||
Patent 9257109 was granted and assigned to Drum Workshop on February, 2016 by the United States Patent and Trademark Office. | 9257109 | February 9, 2016 | |||||||
Patent 9631652 was granted and assigned to Drum Workshop on April, 2017 by the United States Patent and Trademark Office. | 9631652 | April 25, 2017 | |||||||
Patent 9709083 was granted and assigned to Drum Workshop on July, 2017 by the United States Patent and Trademark Office. | 9709083 | July 18, 2017 | |||||||
Patent 10152955 was granted and assigned to Drum Workshop on December, 2018 by the United States Patent and Trademark Office. | 10152955 | December 11, 2018 | |||||||
Patent 9966050 was granted and assigned to Drum Workshop on May, 2018 by the United States Patent and Trademark Office. | 9966050 | May 8, 2018 | |||||||
Patent 9601096 was granted and assigned to Drum Workshop on March, 2017 by the United States Patent and Trademark Office. | 9601096 | March 21, 2017 | |||||||
Patent 9240169 was granted and assigned to Drum Workshop on January, 2016 by the United States Patent and Trademark Office. | 9240169 | January 19, 2016 |