David O. Sperber, Jr.

SL Smith & Loveless: 1 patents #15 of 31Top 50%

📍 Tecate Mission Road, CA: #1,152 of 2,121 inventorsTop 55%

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Overall (All Time): #3,493,473 of 4,157,543Top 85%

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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
6808165	Apparatus for mixing and introducing gas into a large body of liquid	Ernest W. Downs, Fredric H. Avers, Jack Gorby, Stephen S. Dashew	2004-10-26