Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Fulin Gui — 5 Patents

MEMainstream Engineering: 5 patents #21 of 87Top 25%
Rockledge, FL: #34 of 176 inventorsTop 20%
Florida: #10,953 of 67,251 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Fulin Gui has been granted 5 US patents while listed as an inventor at Mainstream Engineering. The first was granted in 1994 and the most recent in July 1999. Fulin Gui ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Fulin Gui in Rockledge, FL, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
5924847 Magnetic bearing centrifugal refrigeration compressor and refrigerant having minimum specific enthalpy rise Robert P. Scaringe, Scott Benedict 1999-07-20
5638689 Portable refrigerant recovery system Robert P. Scaringe, Steven D. Gann 1997-06-17
5603224 Portable refrigerant recovery system Robert P. Scaringe, Steven D. Gann 1997-02-18
5582020 Chemical/mechanical system and method using two-phase/two-component compression heat pump Robert P. Scaringe, Lawrence R. Grzyll, Steve M Benner 1996-12-10
5310326 Rotary compressor with improved bore configuration and lubrication system Robert P. Scaringe 1994-05-10