Larry D. Thomas — 18 Patents at Hoover Limited

Larry D. Thomas has been granted 18 US patents while listed as an inventor at Hoover Limited. The first was granted in 1987 and the most recent in November 2022. Larry D. Thomas ranks #245,716 of 4,157,543 US inventors in our database (top 5.9%). Patent records list Larry D. Thomas in Beatrice, NE, US.

Patents per Year

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
11511936	Portable tank	Darrell A. Oltman	2022-11-29
10865040	Portable tank	Darrell A. Oltman	2020-12-15
9657855	Combination flow control valve and reverse flow check valve	Darrell A. Oltman	2017-05-23
8985145	Combination flow control valve and reverse flow check valve	Darrell A. Oltman	2015-03-24
8829373	Three-axis acceleration switch array	Luke J. Currano, Collin R. Becker, Gabriel L. Smith, Brian Isaacson	2014-09-09
8312889	Combination flow control valve and reverse flow check valve	Darrell A. Oltman, Thomas P. O'Connell	2012-11-20
6215978	Position-sensitive educational product	Steven L. Ruzic, Patrick Rome	2001-04-10	$39,664,000
5161977	School subject learning aid and tutor	—	1992-11-10
D320255	Portable bulk storage tank	David L. Waltke	1991-09-24
5018752	Shaft seal	—	1991-05-28
4932551	Composite tank assembly	David L. Waltke	1990-06-12
4921126	Liquid supply system utilizing stacked tanks	David L. Waltke	1990-05-01
D305353	Tank	—	1990-01-02
4890814	Discharge valve with handle lock	—	1990-01-02
D300074	Combined pallet and containers therefor	—	1989-02-28
4785965	Apparatus for storing pressurized materials	—	1988-11-22
D298450	Tank	David L. Waltke, Gary Gibson	1988-11-08
4648521	Composite metal and plastic tank	David L. Waltke, Gary Gibson	1987-03-10