Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Douglas James McMahon — 2 Patents in 2021

Oracle: 2 patents #149 of 1,482Top 15%
Redwood City, CA: #239 of 1,107 inventorsTop 25%
California: #13,721 of 66,859 inventorsTop 25%
Overall (2021): #165,769 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11182428 Handling semi-structured and unstructured data in a sharded database environment Zhen Hua Liu, Beda Christoph Hammerschmidt, Sriram Krishnamurthy, Ying Lu, Srividya Tata +1 more 2021-11-23
11182429 Handling semi-structured and unstructured data in a sharded database environment Zhen Hua Liu, Beda Christoph Hammerschmidt, Sriram Krishnamurthy, Ying Lu, Srividya Tata +1 more 2021-11-23