Larry D. Powell — 3 Patents at AT&T

Larry D. Powell has been granted 3 US patents while listed as an inventor at AT&T. The first was granted in 1986 and the most recent in July 2017. Larry D. Powell ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list Larry D. Powell in Mooreville, MS, US.

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Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
9710831	Carried-forward service units and commoditization thereof	Addison A. Barksdale, Jamie Sims	2017-07-18	$33,328,000
7457777	Carried-forward service units and commoditization thereof	Addison A. Barksdale, Jamie Sims	2008-11-25	$78,152,000
4575883	Convertible sofabed with improved user comfort	Charles J. Tidwell, Jr.	1986-03-18	$1,359,000

Larry D. Powell — 3 Patents

Patents per Year

Issued Patents All Time

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