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USPTO Patent Rankings Data through Dec 31, 2025
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Steven D. Gann — 4 Patents

MEMainstream Engineering: 4 patents #27 of 87Top 35%
Merritt Island, FL: #52 of 257 inventorsTop 25%
Florida: #13,316 of 67,251 inventorsTop 20%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Steven D. Gann has been granted 4 US patents while listed as an inventor at Mainstream Engineering. The first was granted in 1997 and the most recent in February 1999. Steven D. Gann ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Steven D. Gann in Merritt Island, FL, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5868937 Process and system for recycling and reusing gray water Dwight D. Back, Robert P. Scaringe, Charlie Ramos, Nidal A. Samad 1999-02-09
5862675 Electrically-driven cooling/heating system utilizing circulated liquid Robert P. Scaringe, Lawrence R. Grzyll 1999-01-26
5638689 Portable refrigerant recovery system Robert P. Scaringe, Fulin Gui 1997-06-17
5603224 Portable refrigerant recovery system Robert P. Scaringe, Fulin Gui 1997-02-18