Swivel assembly formed of a corrosion-resistant material
US-12222054-B2 · Feb 11, 2025 · US
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Witkowski Brian patents
Witkowski Brian is listed as an inventor on 16 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Witkowski Brian |
| Total patents | 16 |
| First publication | Feb 12, 2015 |
| Latest publication | Feb 11, 2025 |
Notable patents
Publications ranked by popularity score, then publication date.
Swivel assembly formed of a corrosion-resistant material
US-2024011587-A1 · Jan 11, 2024 · US
Full-root-radius-threaded wing nut having increased wall thickness
US-11519530-B2 · Dec 6, 2022 · US
Systems and methods for cathodic protection of hydraulic fracturing pump systems
US-2022341305-A1 · Oct 27, 2022 · US
Full-Root-Radius-Threaded Wing Nut Having Increased Wall Thickness
US-2020063899-A1 · Feb 27, 2020 · US
Full-root-radius-threaded wing nut having increased wall thickness
US-10557576-B2 · Feb 11, 2020 · US
Swivel joint with uniform ball bearing requirements
US-9964245-B2 · May 8, 2018 · US
Plug valve having preloaded seal segments
US-9638337-B2 · May 2, 2017 · US
Lateral fitting including offset parting plane
US-2017108153-A1 · Apr 20, 2017 · US
Full-root-radius-threaded wing nut having increased wall thickness
US-2016377207-A1 · Dec 29, 2016 · US
Recent patents
Latest publications not already listed above.
Electronic device holder
US-D774495-S · Dec 20, 2016 · US
Plug valve having preloaded seal segments
US-2015345646-A1 · Dec 3, 2015 · US
Plug valve having preloaded seal segments
US-9103448-B2 · Aug 11, 2015 · US
Seal assembly
US-D734434-S · Jul 14, 2015 · US
Flowline flapper valve
US-8978695-B2 · Mar 17, 2015 · US
Swivel joint with uniform ball bearing requirements
US-2015042088-A1 · Feb 12, 2015 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Spm Flow Control Inc | 12 |
| Spm Oil & Gas Inc | 4 |
| Witkowski Brian | 1 |
| Said Nuder | 1 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| F16L19/025 | 4 |
| F16B33/02 | 4 |
| F16L19/065 | 4 |
| F16L19/02 | 4 |
| F16L19/0218 | 4 |