Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Robert A. Uhlinger — 3 Patents

Carlsbad, CA: #1,138 of 2,500 inventorsTop 50%
California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,609,939 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6558544 Pressure vessels for holding cylindrical semipermeable membrane cartridges Douglas Eisberg, Andrew Panlasigui, Terry E. Gilbertson 2003-05-06
6190556 Desalination method and apparatus utilizing nanofiltration and reverse osmosis membranes 2001-02-20
4341629 Means for desalination of water through reverse osmosis 1982-07-27