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USPTO Patent Rankings Data through Sept 30, 2025
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David Sirda Shanks — 1 Patent in 2019

ZLZenith Oilfield Technology Limited: 1 patents #1 of 1Top 100%
Newmachar, OR: #1 of 1 inventorsTop 100%
Overall (2019): #491,755 of 560,194Top 90%
1 Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10329898 High temperature downhole gauge system 2019-06-25