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USPTO Patent Rankings Data through Dec 31, 2025
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Daniel J. Simpson — 1 Patent in 2017

UNUnknown: 1 patents #373 of 3,359Top 15%
San Diego, CA: #1,911 of 4,582 inventorsTop 45%
California: #24,257 of 60,394 inventorsTop 45%
Overall (2017): #444,795 of 506,227Top 90%
1 Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9624112 Desalination system using a filter press Ferdinand Kogler 2017-04-18