Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
BF

Bruce A. Fraser

CACarrier: 19 patents #58 of 2,507Top 3%
BGBitzer Kühlmaschinenbau Gmbh: 8 patents #4 of 112Top 4%
STScroll Technologies: 3 patents #21 of 60Top 35%
Manlius, NY: #8 of 275 inventorsTop 3%
New York: #3,998 of 115,490 inventorsTop 4%
Overall (All Time): #124,611 of 4,157,543Top 3%
30 Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
4724928 Single stage oil pump lubrication system Russell G. Lewis 1988-02-16
4623326 Centrifugal contaminant separation for a lubricating system 1986-11-18
4432705 Refrigeration compressor capacity control means and method Curtis Holt 1984-02-21
4389168 Apparatus for modulating the capacity of a reciprocating compressor Donald Yannascoli 1983-06-21
4236876 Multiple compressor system Donald Yannascoli 1980-12-02