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HUGHES ALAN

US3 patents

Top patents by PatentIndex Score

US8281421B2Oct 9, 2012

Closet flange system for existing installation

HUGHES ALAN15 citations90

US8099801B2Jan 24, 2012

Closet flange system for existing installation

HUGHES ALAN29 citations90

US8683619B2Apr 1, 2014

Closet flange spacer

HUGHES ALAN2 citations60