Donald Jonathan Greenlee — 13 Patents at Nine Downhole Technologies

Donald Jonathan Greenlee has been granted 13 US patents while listed as an inventor at Nine Downhole Technologies. The first was granted in 2012 and the most recent in February 2025. Donald Jonathan Greenlee ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list Donald Jonathan Greenlee in Murchison, TX, US.

Patents per Year

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #	Title	Co-Inventors	Date
12215565	Compact downhole tool	Donald Roy Greenlee	2025-02-04
11946333	Cup plug having a large flow-through inside diameter	Donald Roy Greenlee	2024-04-02
11697975	Compact downhole tool	Donald Roy Greenlee	2023-07-11
11371312	Cup plug having a large flow-through inside diameter	Donald Roy Greenlee	2022-06-28
11365600	Compact downhole tool	Donald Roy Greenlee	2022-06-21
11015415	Filament-reinforced composite material with load-aligned filament windings	Donald Roy Greenlee, Brian David Oligschlaeger	2021-05-25
10487615	Cup plug having a large flow-through inside diameter	Donald Roy Greenlee	2019-11-26
9551197	Hydrostatic setting tool	Donald Roy Greenlee	2017-01-24
9121240	Hydrostatic setting tool	Donald Roy Greenlee	2015-09-01
9004160	Downhole tool apparatus with slip plate and wedge	Donald Roy Greenlee	2015-04-14
8893780	Downhole apparatus with packer cup and slip	Donald Roy Greenlee	2014-11-25
8336635	Downhole apparatus with packer cup and slip	Donald Roy Greenlee	2012-12-25
8113276	Downhole apparatus with packer cup and slip	Donald Roy Greenlee	2012-02-14