DB

Douglas C. Burns

SL Swivel Rental & Supply L.L.C.: 10 patents #1 of 2Top 50%
KU Kuhlman: 1 patents #20 of 42Top 50%
📍 Youngsville, LA: #7 of 118 inventorsTop 6%
🗺 Louisiana: #455 of 10,876 inventorsTop 5%
Overall (All Time): #399,462 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
12385332 Rotating gin pole Douglas A. Burns 2025-08-12
11867000 Swivel stand apparatus and associated equipment 2024-01-09
11661800 Support apparatus for supporting down hole rotary tools 2023-05-30
11248420 Swivel stand apparatus and associated equipment 2022-02-15
10815735 Swivel stand apparatus and associated equipment 2020-10-27
10633931 Support apparatus for supporting down hole rotary tools 2020-04-28
10301884 Support apparatus for supporting down hole rotary tools 2019-05-28
9938778 Support apparatus for supporting down hole rotary tools 2018-04-10
9650841 Support apparatus for supporting down hole rotary tools 2017-05-16
9217297 Method and support apparatus for supporting down hole rotary tools 2015-12-22
8793960 Method and support apparatus for supporting down hole rotary tools 2014-08-05
5016832 Method and apparatus for winding an amorphous magnetic toroidal transformer core Joe E. Curtis, Jr., John E. Cloyd 1991-05-21