Inventor

LETTKEMAN DENNIS

US3 patents

Patents

3 patents

US7516909B2Apr 14, 2009

Continuous slurry dispenser apparatus

UNITED STATES GYPSUM CO17 citations80

US7754007B2Jul 13, 2010

Gypsum mixtures for forming solids

UNITED STATES GYPSUM CO6 citations70

US10221100B2Mar 5, 2019

Pourable compositions

UNITED STATES GYPSUM CO5 citations62